CVE-2026-32286

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-03-18. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Elevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

A fix is available — apply it.

The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
50%
KEV
Not listed

Published

March 26, 2026

Last Modified

September 10, 2026

Advisory Details (10)

Auto-updated Jul 3, 2026
Patch available. Sources: github, redhat.
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:19375
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:11996
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:11916
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:11856
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:11217
redhat Patch Available
https://access.redhat.com/errata/RHSA-2026:11070
generic

GO-2026-4518 - Go Packages

https://pkg.go.dev/vuln/GO-2026-4518
generic

Negative field length panics in DataRow.Decode · Issue #2507 · jackc/pgx · GitHub

https://github.com/jackc/pgx/issues/2507
generic

x/vulndb: potential Go vuln in github.com/jackc/pgproto3 · Issue #4518 · golang/vulndb · GitHub

https://github.com/golang/vulndb/issues/4518
github Patch Available

Denial of service in github.com/jackc/pgproto3/v2 · CVE-2026-32286 · GitHub Advisory Database · GitHub

https://github.com/advisories/GHSA-jqcq-xjh3-6g23

Vendor Advisories for CVE-2026-32286(15)

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

Patch Availability(15)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatquay/quay-rhel8:17808913952026-06-09redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17801671182026-06-04redhat
redhatosbuild-composer-0:165.1-2.el9_82026-06-03redhat
redhatosbuild-composer-0:165.1-2.el10_22026-06-02redhat
redhatmulticluster-globalhub/multicluster-globalhub-rhel9-operator:17792099922026-06-02redhat
redhatquay/quay-rhel9:17799222052026-06-02redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17795794392026-06-01redhat
redhatmulticluster-globalhub/multicluster-globalhub-grafana-rhel9:17788677532026-05-28redhat
redhatquay/quay-rhel8:17796893922026-05-26redhat
redhatquay/quay-rhel9:17792040862026-05-19redhat
redhatquay/quay-rhel8:17767823692026-04-30redhat
redhatquay/quay-rhel8:17767369102026-04-29redhat
redhatquay/quay-rhel8:17767526462026-04-29redhat
redhatadvanced-cluster-security/rhacs-scanner-v4-rhel8:17773077912026-04-27redhat
gogithub.com/jackc/pgproto3/v2—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

(4 across 4 ecosystems)
Debian:12(1)
PackageVulnerable rangeFixed inDependents
golang-github-jackc-pgproto32.2.0-2, 2.3.2-1, 2.3.3-1, 2.3.3-1~exp0, 2.3.3-2——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
golang-github-jackc-pgproto32.3.2-1, 2.3.3-1, 2.3.3-1~exp0, 2.3.3-2——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
golang-github-jackc-pgproto32.3.2-1, 2.3.3-1, 2.3.3-1~exp02.3.3-2—
Go(1)
PackageVulnerable rangeFixed inDependents
github.com/jackc/pgproto3/v2———

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 44× 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.

Showing the most recent 100 of 275 total refreshes for this CVE.

  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 13:22 UTCVendor advisory
  10. 2026-09-10 13:22 UTCGHSA enrichment
  11. 2026-09-10 12:28 UTCEG score recompute
  12. 2026-09-10 12:28 UTCVendor advisory
  13. 2026-09-10 12:28 UTCGHSA enrichment
  14. 2026-09-10 09:34 UTCEPSS rescore
  15. 2026-09-08 22:00 UTCEPSS rescore
  16. 2026-09-07 16:01 UTCEPSS rescore
  17. 2026-09-07 14:01 UTCVendor advisory
  18. 2026-09-07 14:00 UTCGHSA enrichment
  19. 2026-09-07 13:18 UTCEG score recompute
  20. 2026-09-07 13:18 UTCVendor advisory
  21. 2026-09-07 13:18 UTCGHSA enrichment
  22. 2026-09-06 13:47 UTCEPSS rescore
  23. 2026-09-06 13:47 UTCEPSS rescore
  24. 2026-09-04 05:06 UTCEPSS rescore
  25. 2026-09-02 14:11 UTCEPSS rescore
Show 75 more
  1. 2026-09-01 13:53 UTCEPSS rescore
  2. 2026-09-01 04:39 UTCEPSS rescore
  3. 2026-09-01 04:39 UTCEPSS rescore
  4. 2026-08-30 19:17 UTCEPSS rescore
  5. 2026-08-30 01:22 UTCEPSS rescore
  6. 2026-08-28 21:41 UTCEPSS rescore
  7. 2026-08-27 14:25 UTCEPSS rescore
  8. 2026-08-26 14:46 UTCEPSS rescore
  9. 2026-08-25 13:49 UTCEPSS rescore
  10. 2026-08-24 14:17 UTCEPSS rescore
  11. 2026-08-24 13:31 UTCVendor advisory
  12. 2026-08-24 13:31 UTCGHSA enrichment
  13. 2026-08-24 12:27 UTCEG score recompute
  14. 2026-08-24 12:27 UTCVendor advisory
  15. 2026-08-24 12:27 UTCGHSA enrichment
  16. 2026-08-23 00:19 UTCEPSS rescore
  17. 2026-08-21 23:49 UTCEPSS rescore
  18. 2026-08-20 22:55 UTCEPSS rescore
  19. 2026-08-20 22:55 UTCEPSS rescore
  20. 2026-08-19 17:03 UTCEPSS rescore
  21. 2026-08-19 12:28 UTCVendor advisory
  22. 2026-08-19 12:28 UTCGHSA enrichment
  23. 2026-08-19 12:12 UTCEG score recompute
  24. 2026-08-19 12:12 UTCVendor advisory
  25. 2026-08-19 12:12 UTCGHSA enrichment
  26. 2026-08-18 13:48 UTCEPSS rescore
  27. 2026-08-17 13:47 UTCEPSS rescore
  28. 2026-08-17 12:21 UTCVendor advisory
  29. 2026-08-17 12:21 UTCGHSA enrichment
  30. 2026-08-17 12:13 UTCEG score recompute
  31. 2026-08-17 12:13 UTCVendor advisory
  32. 2026-08-17 12:13 UTCGHSA enrichment
  33. 2026-08-16 14:56 UTCEPSS rescore
  34. 2026-08-16 10:06 UTCEG score recompute
  35. 2026-08-16 10:06 UTCVendor advisory
  36. 2026-08-16 10:06 UTCGHSA enrichment
  37. 2026-08-16 02:14 UTCEPSS rescore
  38. 2026-08-15 01:30 UTCEPSS rescore
  39. 2026-08-15 00:23 UTCVendor advisory
  40. 2026-08-15 00:23 UTCGHSA enrichment
  41. 2026-08-14 13:28 UTCVendor advisory
  42. 2026-08-14 13:28 UTCGHSA enrichment
  43. 2026-08-14 12:30 UTCVendor advisory
  44. 2026-08-14 12:30 UTCGHSA enrichment
  45. 2026-08-14 06:24 UTCEG score recompute
  46. 2026-08-14 06:24 UTCVendor advisory
  47. 2026-08-14 06:24 UTCGHSA enrichment
  48. 2026-08-13 22:00 UTCEPSS rescore
  49. 2026-08-13 13:39 UTCVendor advisory
  50. 2026-08-13 13:39 UTCGHSA enrichment
  51. 2026-08-13 12:29 UTCVendor advisory
  52. 2026-08-13 12:29 UTCGHSA enrichment
  53. 2026-08-12 23:34 UTCEG score recompute
  54. 2026-08-12 23:34 UTCVendor advisory
  55. 2026-08-12 23:34 UTCGHSA enrichment
  56. 2026-08-12 13:50 UTCEPSS rescore
  57. 2026-08-12 12:39 UTCVendor advisory
  58. 2026-08-12 12:39 UTCGHSA enrichment
  59. 2026-08-12 12:14 UTCVendor advisory
  60. 2026-08-12 12:14 UTCGHSA enrichment
  61. 2026-08-11 20:49 UTCEG score recompute
  62. 2026-08-11 20:49 UTCVendor advisory
  63. 2026-08-11 20:48 UTCGHSA enrichment
  64. 2026-08-11 03:50 UTCEG score recompute
  65. 2026-08-11 03:50 UTCVendor advisory
  66. 2026-08-11 03:50 UTCGHSA enrichment
  67. 2026-08-11 00:00 UTCEPSS rescore
  68. 2026-08-10 13:22 UTCVendor advisory
  69. 2026-08-10 13:22 UTCGHSA enrichment
  70. 2026-08-10 12:27 UTCVendor advisory
  71. 2026-08-10 12:27 UTCGHSA enrichment
  72. 2026-08-10 03:47 UTCVendor advisory
  73. 2026-08-10 03:47 UTCGHSA enrichment
  74. 2026-08-09 16:52 UTCEG score recompute
  75. 2026-08-09 16:52 UTCVendor advisory

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-32286?
CVE-2026-32286 is a high vulnerability published on March 26, 2026. The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.
When was CVE-2026-32286 disclosed?
CVE-2026-32286 was first published in the National Vulnerability Database on March 26, 2026, with the most recent update on September 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-32286 actively exploited?
CVE-2026-32286 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 50.3% of all scored CVEs.
What is the CVSS score of CVE-2026-32286?
CVE-2026-32286 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-32286?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-32286, 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.

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