High severityNVD Advisory· Published Nov 6, 2026
CVE-2026-121820
CVE-2026-121820
Description
A vulnerability has been identified in armeria-saml versions prior to 1.43.0, where the HTTP-Redirect binding decoder decompresses attacker-supplied SAML messages without limiting the output size before signature validation, allowing an unauthenticated remote attacker to exhaust server memory and cause a denial of service.
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Affected products
2Patches
Vulnerability mechanics
References
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