Background exploitation KEV catalog No authentication
CVE-2025-68461

RoundCube Webmail Cross-site Scripting Vulnerability

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.

CheckOps priority index
6.1/10 Patch within 7 days
Severity7.2
Probability2.7
Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 27.4% higher than 98.1% of CVEs
CVSS 3.1 7.2 AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:
Exploited for 256 days 20 Feb 2026
CISA due date 13 Mar 2026 for US federal agencies

Exploitation probability EPSS · FIRST

05010025 Sep05 Oct15 Oct24 Oct02 Nov
EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

  • KEV catalog (CISA)20 Feb 2026
  • Exploited in EUVD (ENISA)20 Feb 2026
  • Used by ransomwareno
  • EPSS above 10 %27.4%
  • No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Affected products

Webmail
Affected versions
  • 1.6.0 <1.6.12
  • 0 <1.5.12
Weaknesses (CWE)

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

  1. Published

  2. Exploitation reported (ENISA)

  3. Added to the KEV catalog

  4. CISA remediation due date

  5. EPSS peak: 27.4%

References

Other exploited vulnerabilities from the same vendor

  • CVE-2025-49113RoundCube Webmail Deserialization of Untrusted Data Vulnerability
    8.7 · Background exploitation
  • CVE-2024-42009RoundCube Webmail Cross-Site Scripting Vulnerability
    8.6 · Background exploitation
  • CVE-2024-37383RoundCube Webmail Cross-Site Scripting (XSS) Vulnerability
    7.1 · Background exploitation
  • CVE-2020-13965Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability
    7.2 · Background exploitation
  • CVE-2023-43770Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability
    6.7 · Background exploitation
  • CVE-2023-5631Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability
    7.1 · Background exploitation

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Sources: CISA KEV · ENISA EUVD · FIRST EPSS · OSV. Public data aggregated by CheckOps, updated automatically. Source texts remain the property of their authors. All exploited vulnerabilities