CVE-2026-27515

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-02-24. a secondary CVSS source baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.1Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Binardat 10G08-0800GSM network switch firmware versions prior to V300SP10260209 generate predictable numeric session identifiers in the web management interface. An attacker can guess valid session IDs and hijack authenticated sessions.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
46(Track)
EG Risk 46/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity91% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
25%
KEV
Not listed

Published

February 24, 2026

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

Binardat 10G08-0800GSM Network Switch Predictable Session Identifiers | Advisories | VulnCheck

https://www.vulncheck.com/advisories/binardat-10g08-0800gsm-network-switch-predictable-session-identifiers
generic

8 Port 10 Gigabit SFP Managed Switch, Support 1G Sfp and 10G Sfp+ Module, 160Gbps Bandwidth, L3 Web Managed, Metal Fanless Fiber Binardat Network Switch

https://www.binardat.com/products/8-port-10-gigabit-sfp-managed-switch,-support-1g-sfp-and-10g-sfp-module,-160gbps-bandwidth,-l3-web-managed,-metal-fanless-fiber-binardat-network-switch

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 25× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-18 19:28 UTCEPSS rescore
  2. 2026-09-18 19:27 UTCEPSS rescore
  3. 2026-09-17 19:30 UTCEPSS rescore
  4. 2026-09-16 14:08 UTCEPSS rescore
  5. 2026-09-16 05:15 UTCEPSS rescore
  6. 2026-09-13 16:47 UTCEPSS rescore
  7. 2026-09-12 15:01 UTCEPSS rescore
  8. 2026-09-11 14:52 UTCEPSS rescore
  9. 2026-09-10 09:34 UTCEPSS rescore
  10. 2026-09-08 22:00 UTCEPSS rescore
  11. 2026-09-06 13:47 UTCEPSS rescore
  12. 2026-09-06 13:47 UTCEPSS rescore
  13. 2026-09-04 05:06 UTCEPSS rescore
  14. 2026-09-02 14:11 UTCEPSS rescore
  15. 2026-09-01 13:53 UTCEPSS rescore
  16. 2026-09-01 04:39 UTCEPSS rescore
  17. 2026-08-30 19:17 UTCEPSS rescore
  18. 2026-08-30 01:22 UTCEPSS rescore
  19. 2026-08-28 21:41 UTCEPSS rescore
  20. 2026-08-27 14:25 UTCEPSS rescore
  21. 2026-08-26 14:46 UTCEPSS rescore
  22. 2026-08-25 13:48 UTCEPSS rescore
  23. 2026-08-23 00:19 UTCEPSS rescore
  24. 2026-08-21 23:49 UTCEPSS rescore
  25. 2026-08-20 22:55 UTCEPSS rescore
Show 55 more
  1. 2026-08-19 17:03 UTCEPSS rescore
  2. 2026-08-18 13:48 UTCEPSS rescore
  3. 2026-08-17 13:47 UTCEPSS rescore
  4. 2026-08-16 14:56 UTCEPSS rescore
  5. 2026-08-16 02:14 UTCEPSS rescore
  6. 2026-08-15 01:42 UTCEG score recompute
  7. 2026-08-15 01:42 UTCGHSA enrichment
  8. 2026-08-15 01:30 UTCEPSS rescore
  9. 2026-08-14 21:28 UTCGHSA enrichment
  10. 2026-08-14 13:21 UTCGHSA enrichment
  11. 2026-08-14 09:06 UTCEG score recompute
  12. 2026-08-14 09:06 UTCGHSA enrichment
  13. 2026-08-13 22:00 UTCEPSS rescore
  14. 2026-08-13 01:05 UTCEG score recompute
  15. 2026-08-13 01:05 UTCGHSA enrichment
  16. 2026-08-12 13:50 UTCEPSS rescore
  17. 2026-08-12 00:52 UTCEG score recompute
  18. 2026-08-12 00:51 UTCGHSA enrichment
  19. 2026-08-11 13:42 UTCEPSS rescore
  20. 2026-08-11 06:36 UTCEG score recompute
  21. 2026-08-11 06:36 UTCGHSA enrichment
  22. 2026-08-11 00:00 UTCEPSS rescore
  23. 2026-08-10 13:17 UTCGHSA enrichment
  24. 2026-08-10 08:53 UTCGHSA enrichment
  25. 2026-08-10 02:36 UTCGHSA enrichment
  26. 2026-08-09 22:21 UTCGHSA enrichment
  27. 2026-08-09 18:07 UTCGHSA enrichment
  28. 2026-08-09 13:51 UTCEG score recompute
  29. 2026-08-09 13:51 UTCGHSA enrichment
  30. 2026-08-09 13:46 UTCEPSS rescore
  31. 2026-08-09 08:44 UTCEG score recompute
  32. 2026-08-09 08:44 UTCGHSA enrichment
  33. 2026-08-08 16:37 UTCEPSS rescore
  34. 2026-08-08 09:37 UTCGHSA enrichment
  35. 2026-08-08 05:22 UTCGHSA enrichment
  36. 2026-08-08 01:05 UTCGHSA enrichment
  37. 2026-08-07 20:50 UTCEG score recompute
  38. 2026-08-07 20:50 UTCGHSA enrichment
  39. 2026-08-06 13:46 UTCEPSS rescore
  40. 2026-08-06 07:19 UTCGHSA enrichment
  41. 2026-08-06 03:04 UTCEG score recompute
  42. 2026-08-06 03:04 UTCGHSA enrichment
  43. 2026-08-05 19:17 UTCEPSS rescore
  44. 2026-08-04 15:10 UTCEPSS rescore
  45. 2026-08-04 05:57 UTCGHSA enrichment
  46. 2026-08-02 23:56 UTCGHSA enrichment
  47. 2026-08-02 19:40 UTCEG score recompute
  48. 2026-08-02 19:40 UTCGHSA enrichment
  49. 2026-08-02 02:26 UTCEPSS rescore
  50. 2026-08-01 04:16 UTCEPSS rescore
  51. 2026-07-30 16:27 UTCEPSS rescore
  52. 2026-07-30 01:30 UTCEPSS rescore
  53. 2026-07-28 15:36 UTCEPSS rescore
  54. 2026-07-27 14:09 UTCEG score recompute
  55. 2026-07-27 14:09 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-27515?
CVE-2026-27515 is a critical vulnerability published on February 24, 2026. Binardat 10G08-0800GSM network switch firmware versions prior to V300SP10260209 generate predictable numeric session identifiers in the web management interface. An attacker can guess valid session IDs and hijack authenticated sessions.
When was CVE-2026-27515 disclosed?
CVE-2026-27515 was first published in the National Vulnerability Database on February 24, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-27515 actively exploited?
CVE-2026-27515 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 74.7% of all scored CVEs.
What is the CVSS score of CVE-2026-27515?
CVE-2026-27515 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-27515?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-27515, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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