CVE-2026-11749 PUBLISHED

Assigner: LY-Corporation
Reserved: 09.06.2026 Published: 04.11.2026 Updated: 04.11.2026

A vulnerability has been identified in armeria-saml prior to 1.41.1, where bearer assertions are not enforced for one-time use, allowing replay of previously consumed assertion IDs within their validity period.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS Score: 7.6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	High	Integrity	High	Integrity	None
Attack Requirements	Present	Availability	None	Availability	None
Privileges Required	None
User Interaction	Passive

CVSS 4.0

Product Status

Vendor	LY Corporation
Product	Armeria
Versions	Default: affected unaffected from 1.41.1 to * (excl.)

References

https://line.github.io/security-advisory-blog/CVE-2026-11749/
https://github.com/line/armeria/security/advisories/GHSA-v86g-h7gx-q845

Problem Types

CWE-294