Security readout for executives and security teams
Plain-English summary
A WordPress plugin used to rebuild permalinks can reflect attacker-controlled input into a page, creating a cross-site scripting risk. A victim must interact with malicious content. Successful exploitation could expose limited data, alter page behavior, or affect availability for the victim’s browser session.
Executive priority
Treat this as a timely WordPress plugin remediation item, especially on public sites. It is not confirmed as actively exploited in the provided sources, but the high CVSS score and unauthenticated network vector justify near-term action.
Technical view
CVE-2025-27346 is a CWE-79 reflected XSS in gerrygooner Rebuild Permalinks for WordPress through version 1.6. CVSS 3.1 is 7.1 with network attack vector, low complexity, no privileges required, user interaction required, and changed scope.
Likely exposure
Exposure is limited to WordPress sites with the Rebuild Permalinks plugin installed at version 1.6 or earlier. The bundle does not identify other affected products or platforms.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. The CVSS vector indicates exploitation requires a user to interact with attacker-controlled content, but does not require authentication.
Researcher notes
Evidence is centered on the CVE record and Patchstack database entry. The bundle names reflected XSS, CWE-79, affected plugin through 1.6, and CVSS details, but does not provide payload details, exploit confirmation, or a specific fixed version.
Mitigation direction
- Inventory WordPress sites for the Rebuild Permalinks plugin.
- Disable or remove the plugin if it is not required.
- Check vendor, WordPress plugin, or Patchstack guidance for a fixed release.
- Prioritize remediation for internet-facing and administrator-used WordPress sites.
Validation and detection
- Confirm whether Rebuild Permalinks is installed on each WordPress site.
- Record installed plugin versions and flag version 1.6 or earlier.
- Review vendor or Patchstack advisories for current remediation status.
- Check security logs for suspicious XSS-related browser or URL activity.
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-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2025-27346 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
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.