Vulnerability · Published Mar 21, 2025 · Assigned by mitre
CVE-2025-30349
High 7.2
In plain English
A high-severity cross-site scripting in IMP from Horde. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 31.3% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)31.3%top 1.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Public PoC
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | php-horde-imp | no fix listed | DEBIAN-CVE-2025-30349 |
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
References
- https://github.com/horde/webmail/releases/tag/v5.2.22
- https://www.horde.org/apps/imp
- https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057781.html
- https://web.archive.org/web/20250321152616/https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057781.html
- https://www.horde.org/download/horde
- https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/INSTALL.rst?plain=1#L61-L62
- https://www.horde.org/apps/horde
- https://github.com/horde/imp/blob/fd9212ca3b72ff834504af4886f7d95138619bd4/doc/INSTALL.rst?plain=1#L23-L25
- https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057784.html
- https://github.com/horde/imp/releases/tag/v6.2.27
- https://github.com/horde/base/releases/tag/v5.2.23
- https://web.archive.org/web/20250321162434/https://lists.horde.org/archives/imp/Week-of-Mon-20250317/057784.html
- https://github.com/natasaka/CVE-2025-30349/
- https://lists.debian.org/debian-lts-announce/2025/04/msg00008.html