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Debian Security Advisory DSA-6196-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
April 04, 2026 https://www.debian.org/security/faq
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Package : roundcube
CVE ID : CVE-2026-35537 CVE-2026-35538 CVE-2026-35539 CVE-2026-35540
CVE-2026-35541 CVE-2026-35542 CVE-2026-35543 CVE-2026-35544
CVE-2026-35545
Debian Bug : 1131182 1132268
Multiple vulnerabilities were discovered in roundcube, a skinnable AJAX
based webmail solution for IMAP servers, which could result in
information disclosure, IMAP injection, CSRF bypass, bypass of remote
image blocking, cross-site scripting, access control bypass, or
privilege escalation.
For the oldstable distribution (bookworm), these problems have been fixed
in version 1.6.5+dfsg-1+deb12u8.
For the stable distribution (trixie), these problems have been fixed in
version 1.6.15+dfsg-0+deb13u1.
We recommend that you upgrade your roundcube packages.
For the detailed security status of roundcube please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/roundcube
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
