Security readout for executives and security teams
Plain-English summary
CVE-2026-25023 affects the WordPress ContestsWP contest-code-checker plugin through version 2.0.7. It may expose sensitive system information to unauthenticated outsiders. The published severity is medium because the known impact is limited to confidentiality, not site takeover or service disruption.
Executive priority
Treat as a near-term WordPress hygiene item, especially for public marketing or campaign sites using contest functionality. It is not currently supported as an emergency exploitation event, but exposed sensitive information can aid follow-on attacks.
Technical view
The issue is CWE-497: exposure of sensitive system information to an unauthorized control sphere. CVSS 3.1 is 5.3, with network attack vector, low complexity, no privileges, and no user interaction. Documented impact is low confidentiality loss only; integrity and availability are not impacted in the CVSS vector.
Likely exposure
WordPress sites using Run Contests, Raffles, and Giveaways with ContestsWP, package contest-code-checker, through version 2.0.7 are potentially exposed. Sites not running this plugin are not indicated as affected by the provided sources.
Exploitation context
The CVE record indicates unauthenticated remote exposure is possible. The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. No public exploit details are included in the provided sources.
Researcher notes
Evidence is limited to the CVE metadata and Patchstack database reference. The provided sources do not name a patched version, workaround, exploit, or specific exposed data. Avoid assuming broader WordPress impact beyond the named plugin and versions through 2.0.7.
Mitigation direction
- Identify whether the contest-code-checker / ContestsWP plugin is installed.
- If installed and not business-critical, deactivate or remove it.
- Check Patchstack and vendor guidance for a fixed version or official workaround.
- Update only to a vendor-confirmed fixed release when available.
- Limit public exposure of affected WordPress sites where operationally feasible.
Validation and detection
- Inventory WordPress plugins across production and staging sites.
- Confirm whether ContestsWP contest-code-checker is present.
- Record the installed plugin version and flag versions through 2.0.7.
- Review web server logs for unusual access to plugin-related paths.
- Track Patchstack or CVE updates for remediation status changes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-497: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-25023 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.