CVE-2026-10086

HIGHNVD 5.48.7▲
EchelonGraph scoreMEDIUM confidence

Score 8.7 from GitHub Security Advisory (severity: HIGH) published 2026-06-25. NVD baseline CVSS 5.4; sources differ by 3.3.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
8.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: 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 EE affecting all versions from 16.4 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary client-side code in the context of another user's session, due to improper sanitization of user-supplied input.

CVSS v3
5.4
EG Score
8.7(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity87% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
26%
KEV
Not listed

Published

June 25, 2026

Last Modified

June 26, 2026

Advisory Details (2)

Auto-updated Jun 25, 2026
No patch confirmed yet.
generic

GitLab.org / GitLab · GitLab

https://gitlab.com/gitlab-org/gitlab/-/work_items/601634
generic

GitLab Patch Release: 19.1.1, 19.0.3, 18.11.6 | GitLab Docs

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

Vendor Advisories for CVE-2026-10086(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 23× in last 7d / 80× 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. 2026-07-31 03:22 UTCEG score recompute
  2. 2026-07-31 03:22 UTCGHSA enrichment
  3. 2026-07-30 16:27 UTCEPSS rescore
  4. 2026-07-30 14:48 UTCEG score recompute
  5. 2026-07-30 14:48 UTCGHSA enrichment
  6. 2026-07-30 02:06 UTCEG score recompute
  7. 2026-07-30 02:06 UTCGHSA enrichment
  8. 2026-07-30 01:30 UTCEPSS rescore
  9. 2026-07-29 12:49 UTCGHSA enrichment
  10. 2026-07-29 00:28 UTCEG score recompute
  11. 2026-07-29 00:28 UTCGHSA enrichment
  12. 2026-07-28 15:36 UTCEPSS rescore
  13. 2026-07-28 05:53 UTCGHSA enrichment
  14. 2026-07-27 17:30 UTCEG score recompute
  15. 2026-07-27 17:30 UTCGHSA enrichment
  16. 2026-07-27 14:13 UTCEPSS rescore
  17. 2026-07-27 03:47 UTCGHSA enrichment
  18. 2026-07-26 15:16 UTCEG score recompute
  19. 2026-07-26 15:16 UTCGHSA enrichment
  20. 2026-07-26 14:54 UTCEPSS rescore
  21. 2026-07-26 14:54 UTCEPSS rescore
  22. 2026-07-25 14:17 UTCEPSS rescore
  23. 2026-07-24 14:17 UTCEPSS rescore
  24. 2026-07-23 14:18 UTCEPSS rescore
  25. 2026-07-23 03:04 UTCEG score recompute
Show 75 more
  1. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:30 UTCEPSS rescore
  5. 2026-07-19 02:28 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-17 02:37 UTCGHSA enrichment
  8. 2026-07-16 17:02 UTCEPSS rescore
  9. 2026-07-16 14:16 UTCGHSA enrichment
  10. 2026-07-16 01:37 UTCGHSA enrichment
  11. 2026-07-15 16:57 UTCEPSS rescore
  12. 2026-07-15 13:15 UTCGHSA enrichment
  13. 2026-07-15 02:00 UTCEPSS rescore
  14. 2026-07-15 00:53 UTCGHSA enrichment
  15. 2026-07-14 12:32 UTCGHSA enrichment
  16. 2026-07-14 00:10 UTCGHSA enrichment
  17. 2026-07-13 22:30 UTCEPSS rescore
  18. 2026-07-13 11:48 UTCGHSA enrichment
  19. 2026-07-13 06:12 UTCEPSS rescore
  20. 2026-07-12 23:23 UTCGHSA enrichment
  21. 2026-07-12 11:01 UTCGHSA enrichment
  22. 2026-07-12 05:46 UTCEPSS rescore
  23. 2026-07-11 22:40 UTCGHSA enrichment
  24. 2026-07-11 10:19 UTCGHSA enrichment
  25. 2026-07-11 08:27 UTCEPSS rescore
  26. 2026-07-10 21:57 UTCGHSA enrichment
  27. 2026-07-10 09:35 UTCGHSA enrichment
  28. 2026-07-09 21:07 UTCGHSA enrichment
  29. 2026-07-09 19:10 UTCEPSS rescore
  30. 2026-07-09 08:45 UTCGHSA enrichment
  31. 2026-07-08 20:20 UTCGHSA enrichment
  32. 2026-07-08 15:15 UTCEPSS rescore
  33. 2026-07-08 15:15 UTCEPSS rescore
  34. 2026-07-08 07:55 UTCGHSA enrichment
  35. 2026-07-07 19:34 UTCGHSA enrichment
  36. 2026-07-07 13:46 UTCEPSS rescore
  37. 2026-07-07 07:00 UTCGHSA enrichment
  38. 2026-07-06 18:38 UTCGHSA enrichment
  39. 2026-07-06 16:27 UTCEPSS rescore
  40. 2026-07-06 06:13 UTCGHSA enrichment
  41. 2026-07-06 02:23 UTCEPSS rescore
  42. 2026-07-05 17:40 UTCGHSA enrichment
  43. 2026-07-05 05:18 UTCGHSA enrichment
  44. 2026-07-05 02:30 UTCEPSS rescore
  45. 2026-07-05 02:30 UTCEPSS rescore
  46. 2026-07-04 16:56 UTCGHSA enrichment
  47. 2026-07-04 06:31 UTCEPSS rescore
  48. 2026-07-04 04:34 UTCGHSA enrichment
  49. 2026-07-03 16:12 UTCGHSA enrichment
  50. 2026-07-03 03:50 UTCGHSA enrichment
  51. 2026-07-02 15:17 UTCGHSA enrichment
  52. 2026-07-02 02:56 UTCGHSA enrichment
  53. 2026-07-01 15:06 UTCEPSS rescore
  54. 2026-07-01 15:06 UTCEPSS rescore
  55. 2026-07-01 14:35 UTCGHSA enrichment
  56. 2026-07-01 02:13 UTCGHSA enrichment
  57. 2026-06-30 13:51 UTCGHSA enrichment
  58. 2026-06-30 01:30 UTCGHSA enrichment
  59. 2026-06-29 14:06 UTCEPSS rescore
  60. 2026-06-29 13:09 UTCGHSA enrichment
  61. 2026-06-29 00:48 UTCGHSA enrichment
  62. 2026-06-28 14:07 UTCEPSS rescore
  63. 2026-06-28 12:26 UTCGHSA enrichment
  64. 2026-06-28 04:56 UTCEPSS rescore
  65. 2026-06-28 04:56 UTCEPSS rescore
  66. 2026-06-28 00:03 UTCGHSA enrichment
  67. 2026-06-27 11:41 UTCGHSA enrichment
  68. 2026-06-27 03:08 UTCEPSS rescore
  69. 2026-06-26 23:19 UTCGHSA enrichment
  70. 2026-06-26 19:41 UTCNVD updateCVSS v3 → 5.4 · severity → MEDIUM
  71. 2026-06-26 10:58 UTCGHSA enrichment
  72. 2026-06-25 18:29 UTCGHSA enrichment
  73. 2026-06-25 13:49 UTCEPSS rescore
  74. 2026-06-25 06:07 UTCEG score recompute
  75. 2026-06-25 06:05 UTCNVD updatefirst tracked

Frequently asked(5)

What is CVE-2026-10086?
CVE-2026-10086 is a high vulnerability published on June 25, 2026. GitLab has remediated an issue in GitLab EE affecting all versions from 16.4 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary client-side code in the context of…
When was CVE-2026-10086 disclosed?
CVE-2026-10086 was first published in the National Vulnerability Database on June 25, 2026, with the most recent update on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-10086 actively exploited?
CVE-2026-10086 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 73.6% of all scored CVEs.
What is the CVSS score of CVE-2026-10086?
CVE-2026-10086 has a CVSS v3 base score of 5.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.7.
How do I remediate CVE-2026-10086?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-10086, 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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