CVE-2026-12436

HIGHPre-NVD 8.48.4—
EchelonGraph scoreMEDIUM confidence

Score 8.4 from GitHub Security Advisory (severity: HIGH) published 2026-07-29. a secondary CVSS source baseline 8.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.4EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.4Exploit: None knownExposed: 0

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

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to modify CI/CD configuration belonging to another user due to improper validation of user-supplied attributes when processing pipeline schedule inputs.

CVSS v3
8.4
EG Score
8.4(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
Severity84% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

July 29, 2026

Last Modified

August 3, 2026

Advisory Details (2)

Auto-updated Jul 29, 2026
No patch confirmed yet.
generic

GitLab Patch Release: 19.2.1, 19.1.3, 19.0.5 | GitLab Docs

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/
generic

GitLab.org / GitLab · GitLab

https://gitlab.com/gitlab-org/gitlab/-/work_items/603223

Vendor Advisories for CVE-2026-12436(2)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 22× in last 7d / 91× 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 169 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-12436?
CVE-2026-12436 is a high vulnerability published on July 29, 2026. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to modify CI/CD configuration belonging to another user due to improper validation of…
When was CVE-2026-12436 disclosed?
CVE-2026-12436 was first published in the National Vulnerability Database on July 29, 2026, with the most recent update on August 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12436 actively exploited?
CVE-2026-12436 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 76.3% of all scored CVEs.
What is the CVSS score of CVE-2026-12436?
CVE-2026-12436 has a CVSS v3 base score of 8.4 (NVD).
How do I remediate CVE-2026-12436?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12436, 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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