CVE-2026-75010

roundcube: In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the modoboa driver of the password plugin could leak a Mod...

CVE-2026-75010 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-75010, released August 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0029
21st percentile

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the modoboa driver of the password plugin could leak a Modoboa API authentication token to a user-controlled host via crafted session data. This issue only affects Roundcube instances using the password plugin with its modoboa driver.

Where it's fixed

ProductFixed inFixReleased
Linux
roundcube · Debian 12.15 (bookworm) 1.6.5+dfsg-1+deb12u11 DEBIAN-CVE-2026-75010 Aug 17, 2026
roundcube · Debian 13.5 (trixie) 1.6.18+dfsg-0+deb13u1 DEBIAN-CVE-2026-75010 Aug 17, 2026
roundcube · Debian 14 1.6.18+dfsg-1 DEBIAN-CVE-2026-75010 Aug 17, 2026
roundcubemail · opensuse-leap 16.0 1.6.20-bp160.1.1 OPENSUSE-SU-2026:22195-1 Nov 7, 2026

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