Security readout for executives and security teams
Plain-English summary
CVE-2026-0736 affects the Collect.chat WordPress chatbot plugin through version 2.4.8. A logged-in user with Contributor-level access or higher could store malicious script content in a post setting. That script may run when someone views the affected page, creating risk to site users or administrators.
Executive priority
Treat as a moderate website integrity risk. Prioritize sites with many content contributors, customer-facing pages, or administrator traffic. It is not currently cited as exploited, but stored XSS in WordPress can create account and trust risks.
Technical view
The issue is stored cross-site scripting in the '_inpost_head_script[synth_header_script]' post meta field. Sources cite insufficient input sanitization and output escaping in the Collect.chat plugin up to and including 2.4.8. CVSS is 6.4, with network access, low complexity, low privileges, changed scope, and limited confidentiality and integrity impact.
Likely exposure
Exposure is mainly WordPress sites running Chatbot for WordPress by Collect.chat at version 2.4.8 or earlier, especially where Contributor, Author, Editor, or Administrator accounts are numerous or not tightly controlled.
Exploitation context
No provided source or KEV listing indicates active exploitation. Exploitation requires authenticated Contributor-level access or higher. Impact depends on who views the injected page and what session or site privileges they hold.
Researcher notes
The CVE description and Wordfence entry identify the vulnerable field and privilege requirement. WordPress Trac references show relevant plugin code and a changeset, but the provided bundle does not clearly name a fixed release. Affected-version metadata is inconsistent, so verify against vendor sources.
Mitigation direction
- Identify WordPress sites using the Collect.chat plugin and record installed versions.
- Update the plugin when vendor or WordPress.org guidance identifies a fixed release.
- If no fixed release is available, consider disabling the plugin on higher-risk sites.
- Limit Contributor-level and higher accounts to trusted users only.
- Review and remove unexpected script content from affected post metadata.
Validation and detection
- Confirm whether Collect.chat is installed and whether version is 2.4.8 or earlier.
- Review users with Contributor-level access or higher for unnecessary privileges.
- Inspect the named post meta field for unexpected script entries.
- After remediation, verify affected pages no longer render untrusted stored script content.
- Monitor Wordfence, CVE, and WordPress plugin sources for updated remediation guidance.
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-2026-0736 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
- 6.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
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:N/S:C/C:L/I:L/A:N3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/fb62f4c2-ce9f-4958-8b83-cc0d5f4d4647?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/collectchat/trunk/collect.php#L388CVE reference
- https://plugins.trac.wordpress.org/browser/collectchat/tags/2.4.8/collect.php#L388CVE reference
- https://plugins.trac.wordpress.org/changeset/3460985/CVE reference
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.