Denial of Service Vulnerability in Armeria by LINE
CVE-2026-121824

8.7HIGH

Key Information:

Vendor

Ly Corporation

Status
Armeria
Vendor
CVE Published:
6 November 2026

What is CVE-2026-121824?

A vulnerability exists in Armeria versions prior to 1.43.0 that arises from the handling of malformed Thrift messages. An attacker could exploit this flaw to induce excessive memory allocation, leading to potential denial of service, which could disrupt normal operation and availability of affected applications.

Affected Version(s)

Armeria 1.43.0

References

https://line.github.io/security-advisory-blog/CVE-2026-12...
https://github.com/line/armeria/security/advisories/GHSA-...

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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