Security readout for executives and security teams
Plain-English summary
A WordPress add-on called JetWooBuilder, used to design WooCommerce store pages, has a flaw that lets a logged-in user plant malicious code that runs in another visitor's browser when a page is viewed. It can be used to hijack sessions, steal data shown on the page, or deface store experiences. The fix is to update the plugin once Crocoblock publishes a patched version.
Executive priority
Schedule plugin update during the next routine WordPress maintenance window. Risk is real but constrained: an authenticated user and a victim click are both required for impact.
Technical view
CVE-2025-49928 is a DOM-based Cross-Site Scripting issue (CWE-79) in Crocoblock JetWooBuilder for WordPress through version 2.1.20. CVSS 3.1 base score is 6.5 (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L), reflecting network reachability, low-privilege authentication, required user interaction, and a scope change with low impact across confidentiality, integrity, and availability.
Likely exposure
Any WordPress site running the Crocoblock JetWooBuilder plugin at version 2.1.20 or earlier is potentially exposed. Exposure is greatest on multi-author or customer-facing WooCommerce sites where lower-privileged contributors can inject content rendered to administrators or shoppers.
Exploitation context
No public exploitation, KEV listing, or proof-of-concept is cited in the source bundle. CVSS vector indicates an authenticated attacker (PR:L) and victim interaction (UI:R) are needed, with scope change suggesting impact can extend to the browser context of other users.
Researcher notes
DOM-based XSS in JetWooBuilder <= 2.1.20 (CWE-79). CVSS 6.5 with AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L — authenticated low-privilege actor, user interaction required, scope change indicates rendered payload affects another security context (likely admin or storefront viewer). Patchstack advisory is the only third-party reference in the bundle; no fixed version, no CPEs, and no PoC are cited. Treat fixed-version and exploit details as unknown until confirmed via vendor changelog.
Mitigation direction
- Inventory WordPress sites for the JetWooBuilder plugin and record installed versions.
- Update JetWooBuilder to the latest vendor release per Crocoblock guidance.
- If immediate update is not possible, restrict who can edit JetWooBuilder content to trusted roles.
- Apply a WAF or virtual patch rule from your WordPress security vendor where available.
- Review and rotate any admin sessions if untrusted authors had access during the exposure window.
Validation and detection
- Query WordPress plugin inventory for jet-woo-builder and flag versions <= 2.1.20.
- Confirm fixed version from Crocoblock changelog or Patchstack advisory before declaring remediation complete.
- After updating, verify the new plugin version loads on each affected site.
- Review web server and WAF logs for unusual script payloads in JetWooBuilder-rendered URLs or parameters.
- Audit recent edits by contributor and author roles for suspicious HTML or script content.
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-2025-49928 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.