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.
02 Description
Before WordPress 4.9.5, the URL validator assumed URLs with the hostname localhost were on the same host as the WordPress server.
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
- 2.63% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 85.4% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2018-04-14 13:00Z8 YR AGO
- Last updated
- 2024-08-05 07:32Z2 YR AGO
- Reserved
- 2018-04-14
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')Base
- Data version
- 5.1
- Document digest
- a37374701f75df834147885a1a7b07d8aa8b3324ba545660a29ad9d32676cdf3
05 Affected products
06 References
- wpvulndb.comhttps://wpvulndb.com/vulnerabilities/9053
- www.securityfocus.com104350http://www.securityfocus.com/bid/104350
- www.securitytracker.com1040836http://www.securitytracker.com/id/1040836
- www.debian.orgDSA-4193https://www.debian.org/security/2018/dsa-4193
- wordpress.orghttps://wordpress.org/news/2018/04/wordpress-4-9-5-security-and-maintenance-release/
- core.trac.wordpress.orghttps://core.trac.wordpress.org/changeset/42894
- codex.wordpress.orghttps://codex.wordpress.org/Version_4.9.5
- github.comhttps://github.com/WordPress/WordPress/commit/804363859602d4050d9a38a21f5a65d9aec18216
07 Fixed in
Debian 12
- wordpress Fixed in 4.9.5+dfsg1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wordpress Fixed in 4.9.5+dfsg1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wordpress Fixed in 4.9.5+dfsg1-1
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.