CVE-2025-68461: RoundCube Webmail Cross-site Scripting Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 20 Feb 2026, 64 days after the CVE record was published.

How likely is exploitation in the next 30 days?

27.4%

EPSS score, percentile 98.1 of all scored records

How severe?

7.2 High

CVSS v3.1 base score, given by the CNA

What should I do?

Required action (CISA), due 13 Mar 2026: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected: before 1.5.12; 1.6.0 up to, not including, 1.6.12

Versions by product

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

CISA due date for this action: 13 March 2026.

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

Linked from CISA's catalog entry

• https://roundcube.net/news/2025/12/13/security-updates-1.6.12-and-1.5.12
• https://github.com/roundcube/roundcubemail/commit/bfa032631c36b900e7444dfa278340b33cbf7cdb
• https://nvd.nist.gov/vuln/detail/CVE-2025-68461

Affected products and versions

As listed in the CVE record.

Versions not listed are: unaffected.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

RoundCube Webmail contains a cross-site scripting vulnerability via the animate tag in an SVG document.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

• CISA added CVE-2025-68461 to its Known Exploited Vulnerabilities (KEV) catalog on 20 Feb 2026.
• CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
• The due date CISA sets for the required action is 13 Mar 2026.
• The CVE record was published on 18 Dec 2025, 64 days before it was added to KEV.
• The CVE record carries a CVSS v3.1 base score of 7.2 (High), given by its CNA.
• FIRST's EPSS model puts the probability of exploitation in the next 30 days at 27.4% (percentile 98.1), as of 28 Oct 2026.
• CISA's SSVC assessment in the CVE record: exploitation active, automatable yes, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

Roundcube Webmail before 1.5.12 and 1.6 before 1.6.12 is prone to a Cross-Site-Scripting (XSS) vulnerability via the animate tag in an SVG document.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

• CWE-79: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

References

• roundcube.net
• github.com

More exploited Roundcube vulnerabilities

• CVE-2025-49113: RoundCube Webmail Deserialization of Untrusted Data Vulnerability (added 20 Feb 2026)
• CVE-2024-42009: RoundCube Webmail Cross-Site Scripting Vulnerability (added 9 Jun 2025)
• CVE-2024-37383: RoundCube Webmail Cross-Site Scripting (XSS) Vulnerability (added 24 Oct 2024)
• CVE-2020-13965: Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability (added 26 Jun 2024)
• CVE-2023-43770: Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability (added 12 Feb 2024)
• CVE-2023-5631: Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability (added 26 Oct 2023)