Security readout for executives and security teams
Plain-English summary
This is a WordPress theme CSRF issue. If a logged-in site user with relevant privileges is tricked into visiting a malicious page, the site may accept an unintended request. The documented impact is limited integrity risk, not data theft or outage. The bundle does not show known active exploitation.
Executive priority
Treat as a near-term WordPress hygiene issue, not an emergency breach indicator. Prioritize internet-facing business sites using the affected themes, especially where many administrators or editors regularly log in.
Technical view
CVE-2023-49838 is CWE-352 CSRF in several KlbTheme WordPress themes. CVSS is 4.3: network reachable, low complexity, no attacker privileges, user interaction required, unchanged scope, low integrity impact, no confidentiality or availability impact.
Likely exposure
Exposure is limited to WordPress sites using the named KlbTheme themes at affected versions: Clotya through 1.1.6, Cosmetsy through 1.7.7, Furnob through 1.2.2, Bacola through 1.3.3, Partdo through 1.1.1, Medibazar through 1.8.6, or Machic through 1.2.8.
Exploitation context
The source bundle marks KEV as false and provides no cited evidence of active exploitation. Successful abuse would require user interaction, likely involving a logged-in WordPress user being induced to trigger an unintended request. The sources do not provide endpoint details or exploit mechanics.
Researcher notes
Evidence is limited to CVE and Patchstack vulnerability records. The provided CVSS vector indicates integrity-only impact and required user interaction. No patch version, affected endpoint, proof of concept, or active exploitation evidence is included in the supplied bundle.
Mitigation direction
- Inventory WordPress sites for the listed KlbTheme themes and affected versions.
- Check KlbTheme or Patchstack guidance for fixed theme releases before upgrading.
- Update affected themes when a vendor-supported fixed version is available.
- Restrict WordPress administrative access to trusted users until remediation is confirmed.
- Disable or replace affected themes if vendor remediation is unavailable and business risk warrants it.
Validation and detection
- Confirm each WordPress site's active and installed theme names and versions.
- Compare discovered versions against the affected version ranges in the CVE description.
- Review vendor and Patchstack records for current remediation status.
- Check recent WordPress administrative changes for unexpected modifications.
- Document sites not using the affected themes as not exposed to this CVE.
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-2023-49838 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://patchstack.com/database/vulnerability/clotya/wordpress-clotya-theme-1-1-6-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/cosmetsy/wordpress-cosmetsy-theme-1-7-7-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/furnob/wordpress-furnob-theme-1-2-2-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/bacola/wordpress-bacola-theme-1-3-3-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/partdo/wordpress-partdo-theme-1-1-1-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/medibazar/wordpress-medibazar-theme-1-8-6-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/machic/wordpress-machic-theme-1-2-8-cross-site-request-forgery-csrf-vulnerability?_s_id=cveCVE reference · vdb-entry
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.