CVE-2025-30349
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…
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EPSS puts the probability of exploitation in the next 30 days at 31.3%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- EPSS
- 31.29% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Source
- cve@mitre.org
References
- 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://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/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
- https://lists.debian.org/debian-lts-announce/2025/04/msg00008.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.