Is CVE-2013-2643 being actively exploited?

CVE-2013-2643 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-2643?

CVE-2013-2643 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2013-2643

MEDIUM · CVSS 4.3EPSS 4.5%EU EUVD

Multiple cross-site scripting (XSS) vulnerabilities in Sophos Web Appliance before 3.7.8.2 allow remote attackers to inject arbitrary web script or HTML via the (1) xss parameter in an allow action to rss.php, (2) msg parameter to end-user/errdoc.php, (3) h parameter to end-user/ftp_redirect.php, or (4) threat parameter to the Blocked component.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 4.5% (92th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-2582)
Published: March 18, 2014
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-2582 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

sophos / web appliance
sophos / web appliance firmware

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain