Security readout for executives and security teams
Plain-English summary
CVE-2025-31102 is a reflected cross-site scripting issue in the WordPress Hostel plugin by Bob, affecting versions through 1.1.5.5. An attacker could trick a user into opening a crafted request that causes script to run in the site context. The sources rate it high severity, but do not show active exploitation.
Executive priority
Prioritize remediation for any public WordPress site using Hostel through 1.1.5.5, especially if it supports customer or staff sessions. The issue is high severity but not known exploited from the supplied evidence, so handle as a near-term web application risk rather than an emergency KEV-driven incident.
Technical view
The issue is CWE-79 improper input neutralization during web page generation. CVSS 3.1 is 7.1: network exploitable, low complexity, no privileges required, user interaction required, changed scope, and low confidentiality, integrity, and availability impact. The provided data identifies package name hostel and affected plugin versions through 1.1.5.5.
Likely exposure
Exposure is likely limited to WordPress installations with the Hostel plugin installed at version 1.1.5.5 or earlier. Public-facing sites have higher practical risk because reflected XSS can be delivered through links or user-facing workflows. The source bundle does not provide install counts, affected endpoints, or hosting-specific exposure data.
Exploitation context
The provided CVE data indicates user interaction is required and no privileges are required. KEV status is false, and the supplied sources do not state active exploitation. Treat this as plausible phishing-assisted browser execution risk rather than confirmed in-the-wild compromise.
Researcher notes
The source bundle is sparse. It names reflected XSS and version scope through 1.1.5.5, but does not include vulnerable parameters, proof of concept details, or a fixed version. The affected metadata also lists version "0", so validate against the CVE description and Patchstack record before closing exposure.
Mitigation direction
- Inventory WordPress sites for the hostel plugin and record installed versions.
- Check Patchstack and vendor guidance for a fixed release or official mitigation.
- Update the plugin if an official fixed version is available.
- Disable or remove the plugin where it is not business-critical.
- Monitor for vendor advisories if no fix is currently documented.
Validation and detection
- Confirm whether the WordPress plugin slug packageName is hostel.
- Compare installed plugin versions against affected versions through 1.1.5.5.
- Review public pages and workflows using the plugin for reflected input handling.
- Check security logs for suspicious requests targeting Hostel plugin routes.
- Document whether remediation is update, disablement, removal, or accepted risk.
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-2025-31102 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.