How severe is CVE-2020-13353?

CVE-2020-13353 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-13353 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13353?

CVE-2020-13353 affects Gitlab Gitaly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13353?

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

When was CVE-2020-13353 published?

CVE-2020-13353 was published on 2020-11-17 and last updated on 2026-06-17.

CVE-2020-13353

CVE-2020-13353 is a low-severity vulnerability in Gitlab Gitaly with a CVSS 3.x base score of 2.5. 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-613.

Key facts

Severity: Low (CVSS 3.x base score 2.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Gitlab Gitaly
Published: 2020-11-17
Last modified: 2026-06-17

Description

When importing repos via URL, one time use git credentials were persisted beyond the expected time window in Gitaly 1.79.0 or above.

Frequently asked questions

What is CVE-2020-13353?: When importing repos via URL, one time use git credentials were persisted beyond the expected time window in Gitaly 1.79.0 or above.
How severe is CVE-2020-13353?: CVE-2020-13353 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-13353 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13353?: CVE-2020-13353 affects Gitlab Gitaly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13353?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13353 published?: CVE-2020-13353 was published on 2020-11-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gitlab:gitaly:*:*:*:*:*:*:*:*

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