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CVE-2018-10101
Before WordPress 4.9.5, the URL validator assumed URLs with the hostname localhost were on the same host as the WordPress server.
Medium6.1EPSS 2.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Before WordPress 4.9.5, the URL validator assumed URLs with the hostname localhost were on the same host as the WordPress server.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 2.6% · top 14% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Weakness
Affected products
n/a
- affected n/a
References (8)
- https://wpvulndb.com/vulnerabilities/9053 (opens in a new tab)x_refsource_MISCx_transferred
- 104350 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1040836 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-4193 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://wordpress.org/news/2018/04/wordpress-4-9-5-security-and-maintenance-release/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://core.trac.wordpress.org/changeset/42894 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://codex.wordpress.org/Version_4.9.5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/WordPress/WordPress/commit/804363859602d4050d9a38a21f5a65d9aec18216 (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)
Record last updated .