CVE-2023-6955

MEDIUMPre-NVD 6.66.6—
EchelonGraph scoreMEDIUM confidence

Score 6.6 from GitHub Security Advisory published 2024-01-12. the CNA's CVSS baseline 6.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:gitlab, epss, ghsa
6.6EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.6Exploit: None knownExposed: 0

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

A missing authorization check vulnerability exists in GitLab Remote Development affecting all versions prior to 16.5.6, 16.6 prior to 16.6.4 and 16.7 prior to 16.7.2. This condition allows an attacker to create a workspace in one group that is associated with an agent from another group.

CVSS v3
6.6
EG Score
6.6(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: 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
Severity66% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
43%
KEV
Not listed

Published

January 12, 2024

Last Modified

June 27, 2026

Advisory Details (1)

Auto-updated Jun 27, 2026
No patch confirmed yet.
generic

Ensure workspaces are created under same root namespace as agent (#432188) · Issues · GitLab.org / GitLab · GitLab

https://gitlab.com/gitlab-org/gitlab/-/issues/432188

Vendor Advisories for CVE-2023-6955(1)

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

Weakness Classification(4)

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

Data Freshness Timeline

(refreshed 9× 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 101 total refreshes for this CVE.

  1. 2026-07-26 14:53 UTCEPSS rescore
  2. 2026-07-25 14:16 UTCEPSS rescore
  3. 2026-07-24 14:16 UTCEPSS rescore
  4. 2026-07-23 14:16 UTCEPSS rescore
  5. 2026-07-23 02:30 UTCEG score recompute
  6. 2026-07-22 23:17 UTCEG score recompute
  7. 2026-07-22 14:07 UTCEPSS rescore
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  9. 2026-07-21 15:23 UTCEPSS rescore
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  21. 2026-07-14 22:55 UTCOSV refresh
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  24. 2026-07-13 06:11 UTCEPSS rescore
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  1. 2026-07-12 05:45 UTCEPSS rescore
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  3. 2026-07-09 19:08 UTCEPSS rescore
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  5. 2026-07-07 13:45 UTCEPSS rescore
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  19. 2026-06-28 04:55 UTCEPSS rescore
  20. 2026-06-27 03:07 UTCEPSS rescore
  21. 2026-06-26 23:39 UTCOSV refresh
  22. 2026-06-25 13:48 UTCEPSS rescore
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  24. 2026-06-24 14:04 UTCEPSS rescore
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  26. 2026-06-23 21:31 UTCEPSS rescore
  27. 2026-06-23 21:31 UTCEPSS rescore
  28. 2026-06-22 14:24 UTCEPSS rescore
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  30. 2026-06-21 14:55 UTCEPSS rescore
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  40. 2026-06-15 17:47 UTCEPSS rescore
  41. 2026-06-14 23:16 UTCEPSS rescore
  42. 2026-06-13 22:59 UTCEPSS rescore
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  44. 2026-06-12 23:11 UTCEPSS rescore
  45. 2026-06-11 13:59 UTCEPSS rescore
  46. 2026-06-10 22:17 UTCEPSS rescore
  47. 2026-06-10 13:21 UTCEPSS rescore
  48. 2026-06-09 10:10 UTCOSV refresh
  49. 2026-06-08 14:16 UTCEPSS rescore
  50. 2026-06-08 14:16 UTCEPSS rescore
  51. 2026-06-07 15:24 UTCEPSS rescore
  52. 2026-06-07 15:24 UTCEPSS rescore
  53. 2026-06-06 13:46 UTCEPSS rescore
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  55. 2026-06-05 22:46 UTCEPSS rescore
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  59. 2026-06-04 13:11 UTCEPSS rescore
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  61. 2026-06-01 13:51 UTCEPSS rescore
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  66. 2026-05-29 13:43 UTCEPSS rescore
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  69. 2026-05-27 13:40 UTCEPSS rescore
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  71. 2026-05-26 13:43 UTCEPSS rescore
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  73. 2026-05-26 07:18 UTCEPSS rescore
  74. 2026-05-26 07:18 UTCEPSS rescore
  75. 2026-05-24 10:27 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-6955?
CVE-2023-6955 is a medium vulnerability published on January 12, 2024. A missing authorization check vulnerability exists in GitLab Remote Development affecting all versions prior to 16.5.6, 16.6 prior to 16.6.4 and 16.7 prior to 16.7.2. This condition allows an attacker to create a workspace in one group that is associated with an agent from another group.
When was CVE-2023-6955 disclosed?
CVE-2023-6955 was first published in the National Vulnerability Database on January 12, 2024, with the most recent update on June 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-6955 actively exploited?
CVE-2023-6955 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 57.2% of all scored CVEs.
What is the CVSS score of CVE-2023-6955?
CVE-2023-6955 has a CVSS v4.0 base score of 6.6 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2023-6955?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-6955, 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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