Medium severity · published Mar 5, 2026
CVE-2026-26276
Gogs: DOM-based XSS via milestone selection
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
Gogs is an open source self-hosted Git service. Prior to version 0.14.2, an attacker can store an HTML/JavaScript payload in a repository’s Milestone name, and when another user selects that Milestone on the New Issue page (/issues/new), a DOM-Based XSS is triggered. This issue has been patched in version 0.14.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GO
gogs · gogs
< 0.14.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-26276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-26276
Issue Tracking
https://github.com/gogs/gogs/pull/8178
Release Notes
https://github.com/gogs/gogs/releases/tag/v0.14.2
Vendor Advisory
https://github.com/gogs/gogs/security/advisories/GHSA-vgjm-2cpf-4g7c
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