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CVE-2013-4339
WordPress before 3.6.1 does not properly validate URLs before use in an HTTP redirect, which allows remote attackers to bypass intended…
- 7.5HighCVSS base score
- 7.9%Exploitation in 30 daysEPSS · top 5.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
WordPress before 3.6.1 does not properly validate URLs before use in an HTTP redirect, which allows remote attackers to bypass intended redirection restrictions via a crafted string.
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 11 years later
· 11 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 7.9% · top 5.3% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
10
- http://core.trac.wordpress.org/changeset/25324 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2013-16925 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://core.trac.wordpress.org/changeset/25323 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2013-16855 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 101181 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- DSA-2757 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20131219 URL Redirector Abuse and XSS vulnerabilities in WordPress (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- http://codex.wordpress.org/Version_3.6.1 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://wordpress.org/news/2013/09/wordpress-3-6-1/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2013-16895 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2013-4225 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2013-4339)Record last updated .