How severe is CVE-2020-13329?

CVE-2020-13329 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-13329 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13329?

CVE-2020-13329 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13329?

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

When was CVE-2020-13329 published?

CVE-2020-13329 was published on 2020-09-30 and last updated on 2026-06-17.

CVE-2020-13329

CVE-2020-13329 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 6.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.5
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Gitlab
Published: 2020-09-30
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab affecting versions from 12.6.2 prior to 12.10.13. GitLab was vulnerable to a stored XSS by in the blob view feature.

Frequently asked questions

What is CVE-2020-13329?: An issue has been discovered in GitLab affecting versions from 12.6.2 prior to 12.10.13. GitLab was vulnerable to a stored XSS by in the blob view feature.
How severe is CVE-2020-13329?: CVE-2020-13329 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-13329 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13329?: CVE-2020-13329 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13329?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13329 published?: CVE-2020-13329 was published on 2020-09-30 and last updated on 2026-06-17.

References

Affected products (1)

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

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