Stored cross-site scripting in WP w3all phpBB plugin
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
The WP w3all phpBB integration plugin from axew3.com is affected through 3.1.0. Improper neutralization of input during web page generation (CWE-79) lets stored script persist in pages the plugin generates. A low-privileged attacker can store script that runs in the browser of another user who views the affected page, and that user must interact with the page.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in axew3.com WP w3all phpBB wp-w3all-phpbb-integration allows Stored XSS.This issue affects WP w3all phpBB: from n/a through 3.1.0.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for WP w3all phpBB.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Timeline
- 2026-10-14 Threatist record created from CVE-2026-107422
- 2026-10-14 Alias added: GHSA-5r6j-463q-fjwc
- 2026-10-16 CISA SSVC decision points changed
- 2026-10-16 Priority changed: MEDIUM → LOW
Sources
- CVE-2026-107422 · CVE Program
- CVE-2026-107422 · NVD
- FIRST EPSS
- GHSA-5r6j-463q-fjwc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences