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CVE-2015-5730
The sanitize_widget_instance function in wp-includes/class-wp-customize-widgets.php in WordPress before 4.2.4 does not use a constant-time…
Medium5.0EPSS 7.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The sanitize_widget_instance function in wp-includes/class-wp-customize-widgets.php in WordPress before 4.2.4 does not use a constant-time comparison for widgets, which allows remote attackers to conduct a timing side-channel attack by measuring the delay before inequality is calculated.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 7.3% · top 5.6% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (9)
- https://wordpress.org/news/2015/08/wordpress-4-2-4-security-and-maintenance-release/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://core.trac.wordpress.org/changeset/33535 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 76160 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20150804 Re: CVE request: WordPress 4.2.3 and earlier multiple vulnerabilities (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1033178 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-3332 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://wpvulndb.com/vulnerabilities/8130 (opens in a new tab)x_refsource_MISCx_transferred
- https://core.trac.wordpress.org/changeset/33536 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://codex.wordpress.org/Version_4.2.4 (opens in a new tab)x_refsource_CONFIRMx_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)
- 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://trackcve.app/cve/CVE-2015-5730)Record last updated .