Security readout for executives and security teams
Plain-English summary
CVE-2020-36753 affects the Hueman WordPress theme through version 3.6.3. A malicious website or link could cause a logged-in site administrator to unknowingly submit changes to Hueman metabox data. This is a medium-risk integrity issue because it needs administrator interaction and does not indicate data theft or service outage.
Executive priority
Treat this as a routine but necessary WordPress hygiene fix. It is not evidenced as actively exploited, but affected sites should be updated because administrator-driven integrity changes can damage site content or configuration trust.
Technical view
The issue is CWE-352 cross-site request forgery caused by missing or incorrect nonce validation in Hueman's save_meta_box() function. The CVSS 3.1 score is 4.3 with network attack vector, low complexity, no privileges required, user interaction required, and low integrity impact only.
Likely exposure
Exposure is limited to WordPress installations using the Hueman theme at versions up to and including 3.6.3. Sites not using Hueman, or using later fixed versions, are not indicated as affected by the provided sources.
Exploitation context
The bundle says an unauthenticated attacker must trick a site administrator into taking an action, such as clicking a link. CISA KEV is false, and no provided source states active exploitation in the wild.
Researcher notes
Focus validation on nonce enforcement around save_meta_box() and compare affected Hueman releases against the referenced 3.6.4 WordPress theme source. The provided data does not identify payloads, public exploit code, or active exploitation.
Mitigation direction
- Inventory WordPress sites using the Hueman theme and record exact versions.
- Upgrade Hueman beyond version 3.6.3, following WordPress or vendor guidance.
- If updating is not possible, disable or replace the theme temporarily.
- Limit administrator browsing while logged in to WordPress.
- Review recent theme metabox or customization changes for unexpected modifications.
Validation and detection
- Confirm whether Hueman is installed and active on each WordPress site.
- Verify the installed Hueman version is greater than 3.6.3.
- Review administrative audit logs for unexpected theme or post metabox changes.
- Confirm administrators understand not to open untrusted links while authenticated.
- Track vendor or WordPress theme guidance for any additional remediation notes.
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-352: 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-2020-36753 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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:N/UI:R/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/d54b4dc9-8590-433c-873a-efb49e2e79cd?source=cveCVE reference
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/CVE reference
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/CVE reference
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/CVE reference
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/CVE reference
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/CVE reference
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/CVE reference
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/CVE reference
- https://themes.trac.wordpress.org/browser/hueman/3.6.4/option-tree/includes/class-ot-meta-box.php#L207CVE 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.
Cross-Site Request Forgery (CSRF)
Cross-Site Request Forgery (CSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.