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 redirection restrictions via a crafted string.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 7.59% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-09-12 10:00Z13 YR AGO
- Last updated
- 2024-08-06 16:38Z2 YR AGO
- Reserved
- 2013-06-12
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 0032d32ada7dc16b60295909280d77b934918bed64451830575305afe5b2e243
05 Affected products
06 References
- core.trac.wordpress.orghttp://core.trac.wordpress.org/changeset/25324
- lists.fedoraproject.orgFEDORA-2013-16925http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116832.html
- core.trac.wordpress.orghttp://core.trac.wordpress.org/changeset/25323
- lists.fedoraproject.orgFEDORA-2013-16855http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116828.html
- www.osvdb.org101181http://www.osvdb.org/101181
- www.debian.orgDSA-2757http://www.debian.org/security/2013/dsa-2757
- seclists.org20131219 URL Redirector Abuse and XSS vulnerabilities in WordPresshttp://seclists.org/fulldisclosure/2013/Dec/174
- codex.wordpress.orghttp://codex.wordpress.org/Version_3.6.1
- wordpress.orghttp://wordpress.org/news/2013/09/wordpress-3-6-1/
- lists.fedoraproject.orgFEDORA-2013-16895http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117118.html
07 Fixed in
Debian 12
- wordpress Fixed in 3.6.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wordpress Fixed in 3.6.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wordpress Fixed in 3.6.1+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.