CVE-2026-46614

CRITICALPre-NVD 9.89.8
EchelonGraph scoreMEDIUM confidence

“—” beside the score: it is equal to the CVSS score beside it.

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-21. The CNA's CVSS baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: the CNA's CVSS, EPSS, GitHub Security Advisory

Also known asEUVD-2026-36090 (ENISA EUVD) · GHSA-3g33-6vg6-27m8 (GitHub Security Advisories) · GO-2026-5082 (OSV.dev)Source: ENISA EUVD

9.8EG
EchelonGraph verdictPlan a fixRemediate within your standard update timelines at low or medium mission impact and sooner than that at high (the SSVC decision on this page).
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 9.8Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.23.0, the Fission router registers an internal-style route — /fission-function/ and /fission-function// — for every Function object, independent of whether any HTTPTrigger exists for that function. The route was mounted on the same listener as user-defined HTTPTriggers (svc/router, port 8888), so any caller who could reach the router could invoke any function by guessing its metadata.name (and namespace), bypassing the host / path / method / method-allow-list restrictions encoded in HTTPTrigger objects. This issue has been patched in version 1.23.0.

CVSS v3
9.8
EG Score
9.8CRITICALmedium confidence
EG Risk
59
EG Risk 59/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity98% × 45%
Impact severity (EG Severity): CVSS 9.8 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation0.4% × 40%
FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.
Automatability100% × 15%
CISA's SSVC Automatable value: yes (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at low or medium mission impact; Attend at high (mission-essential systems).
Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
0.4%
EPSS %ILE
29th
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (9.8): severity, escalated by confirmed exploitation. This CVE's 9.8 is its impact severity (EG Severity), not escalated.

EG Severity
9.8 CRITICALCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.GitHub Security Advisory CVSS
EG Likelihood
0.4% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-11-12). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at low or medium mission impact; Attend at high (mission-essential systems).CISA BOD 26-04: 3 days if the affected system is publicly exposed; 60 days if it is not.Each input and its source, and whom BOD 26-04 binds: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at low or medium mission impact; Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)3 days if the affected system is publicly exposed; 60 days if it is not.

The score's inputs: In CISA KEV no (CISA's KEV catalog) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

May 21, 2026

Last Modified

June 11, 2026

Advisory Details (4)

Auto-updated Oct 8, 2026
Patch available. Sources: github, github_pr, github_release.
GitHub release Patch Available

v1.23.0

Patch available: fission/fission v1.23.0

https://github.com/fission/fission/releases/tag/v1.23.0
GitHub pull request

Extend HMAC application-layer auth to fetcher, builder, executor, and router-internal

Fix merged in fission/fission PR #3369 on 2026-05-09 — awaiting tagged release

https://github.com/fission/fission/pull/3369
GitHub pull request

Add per-service NetworkPolicies covering every Fission listener

Fix merged in fission/fission PR #3365 on 2026-05-07 — awaiting tagged release

https://github.com/fission/fission/pull/3365
GitHub advisoryMentions a patch (unverified)

Fission router exposes /fission-function/<ns>/<name> on its public listener, allowing invocation of any function without an HTTPTrigger · Advisory · fission/fission · GitHub

https://github.com/fission/fission/security/advisories/GHSA-3g33-6vg6-27m8

Vendor Advisories for CVE-2026-46614(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(1)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
gogithub.com/fission/fission @ 1.23.0 (fixes <= 1.22.0)—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
Go(1)
PackageVulnerable rangeFix by version rangeDependents
github.com/fission/fission—
  • every version up to 1.23.0: fixed in 1.23.0
—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 14× in last 7d / 45× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed its CVE.org record (CNA or CISA ADP). An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). "EchelonGraph re-scored" is our own recompute of this CVE's score, not an update from a source, and is not counted in the refreshes above. Most recent first.

Showing the most recent 100 of 227 rows on record for this CVE.

A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. None are among the latest 100 rows. The 127 oldest rows on record are not shown and were not checked, so the counts can still include repeats.

  1. 2026-11-13 16:52 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  2. 2026-11-13 07:26 UTCEchelonGraph re-scored
  3. 2026-11-13 07:26 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  4. 2026-11-12 16:34 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  5. 2026-11-12 08:40 UTCEchelonGraph re-scored
  6. 2026-11-12 08:40 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  7. 2026-11-11 16:39 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  8. 2026-11-11 09:58 UTCEchelonGraph re-scored
  9. 2026-11-11 09:58 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  10. 2026-11-10 16:44 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  11. 2026-11-10 11:15 UTCEchelonGraph re-scored
  12. 2026-11-10 11:15 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  13. 2026-11-09 16:35 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  14. 2026-11-09 12:33 UTCEchelonGraph re-scored
  15. 2026-11-09 12:33 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  16. 2026-11-08 16:39 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  17. 2026-11-08 13:51 UTCEchelonGraph re-scored
  18. 2026-11-08 13:51 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  19. 2026-11-07 16:39 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  20. 2026-11-07 15:08 UTCEchelonGraph re-scored
  21. 2026-11-07 15:08 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  22. 2026-11-06 16:38 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  23. 2026-11-06 16:26 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  24. 2026-11-06 09:55 UTCOSV refresh
  25. 2026-11-05 17:43 UTCEchelonGraph re-scored
Show 75 more
  1. 2026-11-05 17:43 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  2. 2026-11-05 16:37 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  3. 2026-11-04 19:01 UTCEchelonGraph re-scored
  4. 2026-11-04 19:01 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  5. 2026-11-04 16:35 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  6. 2026-11-03 20:18 UTCEchelonGraph re-scored
  7. 2026-11-03 20:18 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  8. 2026-11-03 16:48 UTCEPSS rescoreEPSS 0.4% · 29th percentile
  9. 2026-11-02 21:35 UTCEchelonGraph re-scored
  10. 2026-11-02 21:35 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  11. 2026-11-02 16:45 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  12. 2026-11-01 22:52 UTCEchelonGraph re-scored
  13. 2026-11-01 22:52 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  14. 2026-11-01 16:34 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  15. 2026-11-01 07:48 UTCEchelonGraph re-scored
  16. 2026-11-01 07:48 UTCGHSA enrichmentGHSA-3g33-6vg6-27m8 · GitHub severity CRITICAL · GitHub CVSS 9.8
  17. 2026-11-01 00:10 UTCEchelonGraph re-scored
  18. 2026-10-31 16:32 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  19. 2026-10-31 01:24 UTCEchelonGraph re-scored
  20. 2026-10-30 16:34 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  21. 2026-10-30 02:42 UTCEchelonGraph re-scored
  22. 2026-10-29 16:33 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  23. 2026-10-29 03:59 UTCEchelonGraph re-scored
  24. 2026-10-28 16:32 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  25. 2026-10-28 05:17 UTCEchelonGraph re-scored
  26. 2026-10-27 16:32 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  27. 2026-10-27 06:35 UTCEchelonGraph re-scored
  28. 2026-10-26 16:31 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  29. 2026-10-26 04:06 UTCEchelonGraph re-scored
  30. 2026-10-25 16:33 UTCEPSS rescoreEPSS 0.4% · 28th percentile
  31. 2026-10-25 14:25 UTCEchelonGraph re-scored
  32. 2026-10-25 05:23 UTCEchelonGraph re-scored
  33. 2026-10-24 16:33 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  34. 2026-10-24 06:40 UTCEchelonGraph re-scored
  35. 2026-10-23 16:31 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  36. 2026-10-23 07:56 UTCEchelonGraph re-scored
  37. 2026-10-22 16:34 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  38. 2026-10-22 09:14 UTCEchelonGraph re-scored
  39. 2026-10-21 16:33 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  40. 2026-10-21 10:28 UTCEchelonGraph re-scored
  41. 2026-10-20 16:33 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  42. 2026-10-20 11:45 UTCEchelonGraph re-scored
  43. 2026-10-19 16:32 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  44. 2026-10-19 13:01 UTCEchelonGraph re-scored
  45. 2026-10-18 16:32 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  46. 2026-10-18 03:36 UTCEchelonGraph re-scored
  47. 2026-10-17 16:34 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  48. 2026-10-17 13:12 UTCEchelonGraph re-scored
  49. 2026-10-16 16:42 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  50. 2026-10-16 14:26 UTCEchelonGraph re-scored
  51. 2026-10-15 16:32 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  52. 2026-10-15 14:40 UTCEchelonGraph re-scored
  53. 2026-10-14 16:33 UTCEPSS rescoreEPSS 0.7% · 50th percentile
  54. 2026-10-14 09:15 UTCEchelonGraph re-scored
  55. 2026-10-13 16:34 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  56. 2026-10-13 06:24 UTCEchelonGraph re-scored
  57. 2026-10-12 16:34 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  58. 2026-10-12 16:02 UTCEchelonGraph re-scored
  59. 2026-10-11 19:45 UTCEchelonGraph re-scored
  60. 2026-10-11 17:00 UTCEchelonGraph re-scored
  61. 2026-10-11 14:25 UTCEchelonGraph re-scored
  62. 2026-10-11 13:48 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  63. 2026-10-10 20:00 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  64. 2026-10-09 20:07 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  65. 2026-10-08 17:12 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  66. 2026-10-07 23:48 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  67. 2026-10-06 15:18 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  68. 2026-10-05 17:43 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  69. 2026-10-04 23:22 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  70. 2026-10-03 14:25 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  71. 2026-10-01 19:50 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  72. 2026-09-30 15:03 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  73. 2026-09-30 13:32 UTCOSV refresh
  74. 2026-09-28 13:51 UTCEPSS rescoreEPSS 0.7% · 49th percentile
  75. 2026-09-27 13:48 UTCEPSS rescoreEPSS 0.7% · 49th percentile

Frequently asked(5)

What is CVE-2026-46614?
CVE-2026-46614 is a critical-severity vulnerability; its CVE record was published on May 21, 2026. Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.23.0, the Fission router registers an internal-style route — /fission-function/<name> and /fission-function/<ns>/<name> — for every…
When was the CVE record for CVE-2026-46614 published?
The CVE record for CVE-2026-46614 was published on May 21, 2026. That is the record's publication date; the vulnerability itself may have been made public earlier. EchelonGraph's copy of the record carries a last-modified date of June 11, 2026; the record at its source may have been updated since.
Is CVE-2026-46614 actively exploited?
CVE-2026-46614 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (29th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-46614?
CVE-2026-46614 has a CVSS base score of 9.8 (the CNA's own assessment, by github_m; NVD's own analysis pending).
How do I remediate CVE-2026-46614?
A fix for CVE-2026-46614 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-46614 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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