How severe is CVE-2021-22254?

CVE-2021-22254 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-22254 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22254?

CVE-2021-22254 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22254?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-22254 published?

CVE-2021-22254 was published on 2021-08-20 and last updated on 2026-06-17.

CVE-2021-22254

CVE-2021-22254 is a low-severity vulnerability in Gitlab with a CVSS 3.x base score of 3.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-116.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
CVSS v2: 3.5
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-116
Affected product: Gitlab
Published: 2021-08-20
Last modified: 2026-06-17

Description

Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9.

Frequently asked questions

What is CVE-2021-22254?: Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9.
How severe is CVE-2021-22254?: CVE-2021-22254 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-22254 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22254?: CVE-2021-22254 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22254?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22254 published?: CVE-2021-22254 was published on 2021-08-20 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

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