What is CVE-2013-4626?

CVE-2013-4626 is a vulnerability in Marketpress Backwpup Plugin, classified under Cross-site Scripting. Published 2013-09-26.

Is CVE-2013-4626 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Marketpress Backwpup Plugin

CVE-2013-4626

Cross-site scripting (XSS) vulnerability in the BackWPup plugin before 3.0.13 for WordPress allows remote attackers to inject arbitrary web script or HTML via the tab parameter to wp-admin/admin.php.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2013-09-26 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.021 (80.5th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

Marketpress Backwpup Plugin — versions 3.0, 3.0.1, 3.0.2
WordPress

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wordpress.org/plugins/backwpup/changelog (Patch)
www.securityfocus.com/bid/61904 (Exploit, vdb-entry)
secunia.com/advisories/54515 (Vendor Advisory, third-party-advisory)
www.htbridge.com/advisory/HTB23161 (Exploit)
archives.neohapsis.com/archives/bugtraq/2013-08/0127.html (mailing-list, Exploit)

Frequently asked questions

What is CVE-2013-4626?: CVE-2013-4626 is a vulnerability in Marketpress Backwpup Plugin, classified under Cross-site Scripting. Published 2013-09-26.
Is CVE-2013-4626 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.