CVE-2025-49113

Name: CVE-2025-49113
Creator: NVD / NIST
Published: 2025-06-02T05:15:53.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 89.46%

Last modified Jun 17, 2026

CVE-2025-49113 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Roundcube Webmail before 1.5.10 and 1.6.x before 1.6.11 allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php, leading to PHP Object Deserialization.. CISA has confirmed active exploitation in the wild. EPSS estimates a 89.46% chance of exploitation in the next 30 days.

Description

Roundcube Webmail before 1.5.10 and 1.6.x before 1.6.11 allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php, leading to PHP Object Deserialization.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

89.46%

99.8th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Mar 13, 2026.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Roundcube	Webmail	< 1.5.10
Roundcube	Webmail	>= 1.6.0, < 1.6.11
Debian	Debian Linux	11.0

References

https://fearsoff.org/research/roundcubeThird Party Advisory
https://github.com/roundcube/roundcubemail/commit/0376f69e958a8fef7f6f09e352c541b4e7729c4dPatch
https://github.com/roundcube/roundcubemail/commit/7408f31379666124a39f9cb1018f62bc5e2dc695Patch
https://github.com/roundcube/roundcubemail/commit/c50a07d88ca38f018a0f4a0b008e9a1deb32637ePatch
https://github.com/roundcube/roundcubemail/pull/9865Issue Tracking
https://github.com/roundcube/roundcubemail/releases/tag/1.5.10Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.6.11Release Notes
https://roundcube.net/news/2025/06/01/security-updates-1.6.11-and-1.5.10Vendor Advisory
https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-mitigation-scriptExploit, Mitigation, Third Party Advisory
https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-vulnerability-detectionExploit, Mitigation, Third Party Advisory
http://www.openwall.com/lists/oss-security/2025/06/02/3Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/06/msg00008.htmlMailing List, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-49113US Government Resource

Timeline

Published: Jun 2, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-49113?

How severe is CVE-2025-49113?

CVE-2025-49113 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 89.46% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2025-49113?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-49113?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST