CVE-2021-22218

LOWNVD 2.62.6—
EchelonGraph scoreMEDIUM confidence

Score 2.6 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 2.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
2.6
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 2.6Exploit: NoneExposed: 0

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

All versions of GitLab CE/EE starting from 12.8 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 were affected by an issue in the handling of x509 certificates that could be used to spoof author of signed commits.

CVSS v3
2.6
EG Score
2.6(medium)
EG Risk
16(Track)
EG Risk 16/100SSVC: 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
Severity26% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
37.6%
KEV
Not listed

Published

June 8, 2021

Last Modified

November 21, 2024

References (6)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 47× 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 105 total refreshes for this CVE.

  1. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 01:57 UTCEG score recompute
  4. 2026-07-22 22:44 UTCEG score recompute
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  11. 2026-07-18 19:29 UTCOSV refresh
  12. 2026-07-18 10:02 UTCEPSS rescore
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  1. 2026-07-07 13:43 UTCEPSS rescore
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  9. 2026-07-02 16:57 UTCEPSS rescore
  10. 2026-07-01 15:03 UTCEPSS rescore
  11. 2026-07-01 02:18 UTCOSV refresh
  12. 2026-06-30 23:20 UTCEPSS rescore
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  27. 2026-06-22 14:24 UTCEPSS rescore
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  40. 2026-06-14 23:15 UTCEPSS rescore
  41. 2026-06-13 22:58 UTCEPSS rescore
  42. 2026-06-13 04:13 UTCOSV refresh
  43. 2026-06-12 23:10 UTCEPSS rescore
  44. 2026-06-12 23:10 UTCEPSS rescore
  45. 2026-06-11 13:58 UTCEPSS rescore
  46. 2026-06-10 22:16 UTCEPSS rescore
  47. 2026-06-10 22:16 UTCEPSS rescore
  48. 2026-06-10 13:20 UTCEPSS rescore
  49. 2026-06-08 14:15 UTCEPSS rescore
  50. 2026-06-08 14:15 UTCEPSS rescore
  51. 2026-06-07 15:23 UTCEPSS rescore
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  53. 2026-06-06 13:46 UTCEPSS rescore
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  56. 2026-06-05 22:45 UTCEPSS rescore
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  58. 2026-06-05 06:09 UTCEPSS rescore
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  64. 2026-06-01 13:50 UTCEPSS rescore
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  66. 2026-05-31 22:29 UTCEPSS rescore
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  68. 2026-05-31 00:15 UTCEPSS rescore
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  70. 2026-05-29 13:42 UTCEPSS rescore
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  72. 2026-05-28 13:43 UTCEPSS rescore
  73. 2026-05-27 13:39 UTCEPSS rescore
  74. 2026-05-26 15:21 UTCEG score recompute
  75. 2026-05-26 15:21 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-22218?
CVE-2021-22218 is a low vulnerability published on June 8, 2021. All versions of GitLab CE/EE starting from 12.8 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 were affected by an issue in the handling of x509 certificates that could be used to spoof author of signed commits.
When was CVE-2021-22218 disclosed?
CVE-2021-22218 was first published in the National Vulnerability Database on June 8, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-22218 actively exploited?
CVE-2021-22218 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 37.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-22218?
CVE-2021-22218 has a CVSS v3 base score of 2.6 (NVD).
How do I remediate CVE-2021-22218?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-22218, 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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