CVE-2025-13488 | THREATINT

Description

Due to a regression introduced in version 3.83.0, a security header is no longer applied to certain user-uploaded content served from repositories. This may allow an authenticated attacker with repository upload privileges to exploit a stored cross-site scripting (XSS) vulnerability with user context.

PUBLISHED Reserved 2025-11-20 | Published 2025-12-04 | Updated 2025-12-04 | Assigner Sonatype

MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Product status

Default status

unaffected

3.83.0 (semver)

affected

Credits

Seif Elsallamy / @0x21SAFE finder

References

help.sonatype.com/...us-repository-3-87-0-release-notes.html patch

support.sonatype.com/hc/en-us/articles/46896142768019 vendor-advisory

cve.org (CVE-2025-13488)

nvd.nist.gov (CVE-2025-13488)