Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/horde/base/releases/tag/v5.2.23
- https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/I
- https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/I
- https://github.com/horde/imp/releases/tag/v6.2.27
- https://github.com/horde/webmail/releases/tag/v5.2.22
- https://github.com/natasaka/CVE-2025-30349/
- 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/
- https://web.archive.org/web/20250321162434/https://lists.horde.org/archives/imp/
- https://www.horde.org/apps/horde
- https://www.horde.org/apps/imp
- https://www.horde.org/download/horde
- https://lists.debian.org/debian-lts-announce/2025/04/msg00008.html
FAQ
What is CVE-2025-30349?
CVE-2025-30349 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 ...
How severe is CVE-2025-30349?
CVE-2025-30349 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-30349?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.