Security readout for executives and security teams
Plain-English summary
A WordPress plugin called LeadBI (versions up to and including 1.7) has a flaw that lets an attacker store malicious code inside the website. When another user views the affected page, that code runs in their browser, potentially hijacking sessions or defacing content. It requires the attacker to already have a low-level account and a victim to interact with the page.
Executive priority
Moderate priority. Patch or remove the plugin during the next standard maintenance window. Elevate urgency only if the site allows untrusted contributor sign-ups or handles sensitive admin sessions.
Technical view
CVE-2025-49960 is a stored Cross-Site Scripting issue (CWE-79) in the LeadBI WordPress plugin through version 1.7. CVSS 3.1 score is 6.5 with vector AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L, indicating network-reachable, low-complexity attack requiring a low-privilege account and user interaction, with scope change and limited impact across confidentiality, integrity, and availability.
Likely exposure
Exposure is limited to WordPress sites running the LeadBI plugin at version 1.7 or earlier. Risk concentrates on multi-author or membership sites where contributor-level accounts exist and admins or visitors view plugin-rendered content.
Exploitation context
Not listed in CISA KEV. No public reports of in-the-wild exploitation are cited in the source bundle. Exploitation requires authenticated low-privilege access plus victim interaction, which lowers urgency but still permits session theft or admin compromise on vulnerable sites.
Researcher notes
Stored XSS with Scope:Changed implies the payload can affect a security context beyond the vulnerable component, typically the admin browser session. PR:L plus UI:R narrows the threat to authenticated abuse paths. The CVE record references only the Patchstack entry; confirm the specific injection sink and any vendor-issued fix version directly with the maintainer before declaring closure.
Mitigation direction
- Inventory WordPress sites and identify any using the LeadBI plugin at version 1.7 or earlier.
- Check vendor and Patchstack advisories for an updated LeadBI release and apply once available.
- If no fix exists, deactivate and remove the LeadBI plugin until a patched version ships.
- Restrict contributor and author account creation; review existing low-privilege users for legitimacy.
- Apply a WAF rule or virtual patch from your security provider to filter XSS payloads in plugin inputs.
Validation and detection
- Run wp plugin list or inspect /wp-content/plugins/leadbi to confirm presence and version.
- Cross-check installed version against the Patchstack advisory's affected range (<=1.7).
- Audit recent posts, custom fields, and plugin-managed content for unexpected script tags or event handlers.
- Review WordPress user roles for unexpected contributor or author accounts.
- After remediation, retest the plugin's input fields with benign markup to confirm output is sanitized.
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-2025-49960 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
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/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.