Is CVE-2020-13337 in the CISA KEV catalog?

No. CVE-2020-13337 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-13337?

CVE-2020-13337 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2020-13337?

CVE-2020-13337 has an EPSS score of 0.75% (51th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-13337?

Upgrade gitlab to 12.10.12 or later.

CVE & CISA-KEV Catalog

CVE-2020-13337

HIGH

7.2

CVSS v3

NVD

Description

An issue has been discovered in GitLab affecting versions from 12.10 to 12.10.12 that allowed for a stored XSS payload to be added as a group name.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

gitlabNVD

Affected:>= 12.10.0, < 12.10.12Fixed in:12.10.12CVE-2020-13337derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.75%probability of exploitation in 30 days

51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Third-Party Advisory1

gitlab.com

Other references1

gitlab.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.