Security readout for executives and security teams
Plain-English summary
CVE-2026-25363 is a broken access control issue in the WordPress FooGallery plugin through version 3.1.11. An authenticated user could perform an unauthorized action affecting site content or configuration integrity. The published severity is medium, and there is no cited evidence of active exploitation.
Executive priority
Treat as a normal-priority WordPress plugin remediation item. It is not currently supported by evidence of mass exploitation, but affected public sites with many user accounts should be reviewed promptly because the impact is unauthorized modification.
Technical view
The issue is CWE-862 Missing Authorization in FooPlugins FooGallery. CVSS 3.1 is 4.3: network reachable, low attack complexity, low privileges required, no user interaction, unchanged scope, low integrity impact, no confidentiality or availability impact.
Likely exposure
Exposure is likely limited to WordPress sites running FooGallery version 3.1.11 or earlier, especially sites allowing multiple user accounts or low-privileged contributors. Sites without the plugin, or running versions outside the affected range, are not indicated as affected by the provided sources.
Exploitation context
The CVSS vector indicates exploitation requires a logged-in user but no victim interaction. The sources do not provide exploit details, public exploit status, or evidence of active exploitation. The CVE is not listed as KEV in the provided bundle.
Researcher notes
Public detail is limited to a Patchstack entry and CVE metadata. The vulnerability class is missing authorization, but the sources do not specify the exact vulnerable action, fixed version, or exploit availability. Avoid assuming impact beyond low integrity impact from CVSS.
Mitigation direction
- Inventory WordPress sites for the FooGallery plugin and version.
- Prioritize sites running FooGallery 3.1.11 or earlier.
- Check FooPlugins, WordPress plugin, or Patchstack guidance for a fixed release.
- Update the plugin if a vendor-confirmed fixed version is available.
- Limit unnecessary WordPress user accounts and plugin-related privileges.
- Consider disabling the plugin where business impact is acceptable until guidance is confirmed.
Validation and detection
- Confirm whether FooGallery is installed on each WordPress site.
- Record installed plugin versions and compare with affected range through 3.1.11.
- Review WordPress roles with access to gallery or plugin functions.
- Check recent audit logs for unexpected gallery or plugin changes.
- Validate remediation by confirming the installed version is no longer affected.
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-2026-25363 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
- Medium
- CVSS
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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:L/UI:N/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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.