CVE-2023-6159

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2024-01-26. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.5Exploit: None knownExposed: 0

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

An issue has been discovered in GitLab CE/EE affecting all versions from 12.7 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1 It was possible for an attacker to trigger a Regular Expression Denial of Service via a Cargo.toml containing maliciously crafted input.

CVSS v3
6.5
EG Score
6.5(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
Severity65% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
60%
KEV
Not listed

Published

January 26, 2024

Last Modified

August 14, 2026

Advisory Details (2)

Auto-updated Aug 14, 2026
No patch confirmed yet.
generic

ReDoS in `Cargo.toml` blob viewer (#431924) · Issues · GitLab.org / GitLab · GitLab

https://gitlab.com/gitlab-org/gitlab/-/issues/431924
generic

GitLab Critical Security Release: 16.8.1, 16.7.4, 16.6.6, 16.5.8 | GitLab Docs

https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/

Vendor Advisories for CVE-2023-6159(1)

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 6× in last 7d / 32× 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 134 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2023-6159?
CVE-2023-6159 is a medium vulnerability published on January 26, 2024. An issue has been discovered in GitLab CE/EE affecting all versions from 12.7 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1 It was possible for an attacker to trigger a Regular Expression Denial of Service via a Cargo.toml containing maliciously crafted input.
When was CVE-2023-6159 disclosed?
CVE-2023-6159 was first published in the National Vulnerability Database on January 26, 2024, with the most recent update on August 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-6159 actively exploited?
CVE-2023-6159 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 40.0% of all scored CVEs.
What is the CVSS score of CVE-2023-6159?
CVE-2023-6159 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2023-6159?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-6159, 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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