Security readout for executives and security teams
Plain-English summary
CVE-2025-31605 is a stored cross-site scripting issue in the WordPress Welcome Popup plugin through version 1.0.10. A high-privilege authenticated user could store script content that runs when another user views the affected page. Business risk is moderate because exploitation requires privileges and user interaction.
Executive priority
Treat as a scheduled remediation item for affected WordPress properties, not an emergency based on current evidence. Prioritize sites where many users view popup content or where administrator account hygiene is weak.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in WeblineIndia Welcome Popup. CVSS 3.1 is 5.9 with network attack vector, low complexity, high privileges required, user interaction required, and changed scope with low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress sites running the WeblineIndia Welcome Popup plugin package welcome-popup at version 1.0.10 or earlier. Sites not using this plugin are not indicated as affected by the provided sources.
Exploitation context
The source bundle does not show CISA KEV listing or other cited evidence of active exploitation. The CVSS vector indicates abuse would require a high-privilege authenticated actor and a victim viewing affected generated content.
Researcher notes
Evidence supports stored XSS through version 1.0.10, but the bundle does not name a fixed version, patch status, or exploit-in-the-wild report. Avoid assuming broader WeblineIndia products are affected. Validate against the exact plugin package and version.
Mitigation direction
- Identify WordPress sites using the welcome-popup plugin.
- Check whether the installed version is 1.0.10 or earlier.
- Review vendor and Patchstack guidance for patched versions or official remediation.
- Disable or remove the plugin where no supported fix is available.
- Restrict high-privilege WordPress accounts to trusted administrators only.
- Monitor administrative content changes and unexpected script-like popup content.
Validation and detection
- Inventory installed WordPress plugins across production and staging sites.
- Confirm the Welcome Popup plugin version from WordPress administration or asset records.
- Review whether popup content fields are escaped before rendering.
- Check logs for recent high-privilege changes to popup settings.
- Document compensating controls if the plugin cannot be removed immediately.
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-2025-31605 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
- 5.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/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:H/UI:R/S:C/C:L/I:L/A:L1.73.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.9MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/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.