CVE-2020-13301

What it is

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab was vulnerable to a stored XSS on the standalone vulnerability page.

At a glance

Exploitability

Can be exploited over the network with an admin-level account. High risk of data exposure.

Exploit odds

1.2% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2020-09-14 22:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 02:52 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.2% in the next 30 days (EPSS).
• Severity: 5.5 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2020-09-14 22:15 UTC

Last modified

2026-06-17 02:52 UTC

Exploit probability

1.2% · EPSS, next 30 days

Weakness

CWE-79 · Cross-site scripting

Record status

Modified

Affected

• GitLab < 13.1.10
• GitLab < 13.2.8
• GitLab < 13.3.4

Attack profile CVSS 3.1 · 5.5

Attack vector

Network

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-13301.md and follow it. Check whether this project is affected by CVE-2020-13301. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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