CVE-2025-30349 Information

Description

Horde IMP through 6.2.27 as used with Horde Application Framework through 5.2.23 allows XSS that leads to account takeover via a crafted text/html e-mail message with an onerror attribute (that may use base64-encoded JavaScript code) as exploited in the wild in March 2025.

Reference

https://github.com/horde/base/releases/tag/v5.2.23 https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/INSTALL.rst?plain=1#L23-L25 https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/INSTALL.rst?plain=1#L61-L62 https://github.com/horde/imp/releases/tag/v6.2.27 https://github.com/horde/webmail/releases/tag/v5.2.22 https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057781.html https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057784.html https://web.archive.org/web/20250321152616/https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057781.html https://web.archive.org/web/20250321162434/https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057784.html https://www.horde.org/apps/horde https://www.horde.org/apps/imp https://www.horde.org/download/horde