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Rocket.chat
vendor
Rocket.chat
1
vulnerability tracked
1
critical
30 July 2026
latest publication
cve
Vulnerability watch
id
vulnerability
severity
published
CVE-2026-58066
Rocket.Chat's SAML SSO before versions 8.7.0, 8.6.1, 8.5.2, 8.4.5, 8.3.7, 8.2.7, 8.1.7, 8.0.8, and 7.10.14 verified XML signatures but did not bind the validated signature to samlp:Response / saml:Assertion. An attacker could submit a wrapped document carrying forged identity attributes alongside any valid signature made by the trusted IdP certificate, and log in as an arbitrary user.
Rocket.chat
Critical
CVSS 9.8
30/07
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