Security readout for executives and security teams
Plain-English summary
CVE-2026-25309 is a high-severity broken access control issue in the WordPress PublishPress Authors plugin through version 4.10.1. Public scoring indicates an unauthenticated network attacker could access confidential information without user interaction. There is no provided evidence of active exploitation.
Executive priority
Treat as a near-term remediation item for WordPress environments, especially public publishing sites. The main business concern is unauthorized access to confidential information. Prioritize inventory and vendor-guided updating, but avoid assuming breach or active exploitation without supporting evidence.
Technical view
The issue is described as missing authorization in publishpress-authors, mapped to CWE-862. CVSS 3.1 is 7.5 with AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, indicating remotely reachable, low-complexity, unauthenticated confidentiality impact. Public details do not specify the vulnerable endpoint, exact data exposed, or fixed version.
Likely exposure
Internet-facing WordPress sites running PublishPress Authors version 4.10.1 or earlier are the primary exposure. Sites not using this plugin are not affected based on the provided sources.
Exploitation context
The CVE is not listed as KEV in the provided bundle, and no cited source states active exploitation. The CVSS vector suggests exploitation would not require authentication or user interaction, but technical exploitation details are not public in the provided material.
Researcher notes
Available public data is limited to classification, affected range, and CVSS. Do not infer endpoints or exploit mechanics from the record. Useful next steps are vendor advisory monitoring, version-diff review if a fix appears, and defensive log review for plugin-related unauthenticated access patterns.
Mitigation direction
- Inventory WordPress sites for the PublishPress Authors plugin.
- Identify any installations at version 4.10.1 or earlier.
- Check PublishPress and Patchstack guidance for a fixed version or vendor mitigation.
- Apply the vendor-recommended update or mitigation when available.
- Restrict unnecessary public exposure of WordPress administrative and plugin-related surfaces where feasible.
Validation and detection
- Confirm plugin presence and version in WordPress asset inventories.
- Review vendor advisories for fixed-version information.
- Check web logs for unusual unauthenticated requests to plugin-related paths.
- Verify remediation by confirming the installed version is no longer affected.
- Document sites where the plugin is absent or disabled.
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-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2026-25309 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.