Security readout for executives and security teams
Plain-English summary
CVE-2026-24354 is a medium-severity DOM-based cross-site scripting issue in the WordPress Penci Shortcodes & Performance plugin through version 6.1. It could let a logged-in attacker trick a user into interacting with malicious page content, potentially affecting confidentiality, integrity, and availability at a limited level.
Executive priority
Treat as a near-term patch-management item for WordPress sites using this plugin. It is not currently flagged as exploited, but XSS in content-management systems can create business risk through account misuse, defacement, or malicious user redirection.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in PenciDesign penci-shortcodes. CVSS 3.1 is 6.5: network-accessible, low complexity, low privileges required, user interaction required, scope changed, and low CIA impacts. Sources identify affected versions as Penci Shortcodes & Performance through <= 6.1.
Likely exposure
Exposure is limited to WordPress sites running Penci Shortcodes & Performance penci-shortcodes version 6.1 or earlier. The source bundle does not identify other affected products or hosting conditions.
Exploitation context
No cited source or KEV entry indicates active exploitation. The CVSS vector requires attacker privileges and victim interaction, reducing urgency versus unauthenticated XSS but still important for sites with multiple users or editors.
Researcher notes
Available public data is sparse. The record identifies DOM-based XSS, affected plugin and version range, and CVSS vector, but does not provide patch version, proof of exploitation, or detailed vulnerable component information in the provided bundle.
Mitigation direction
- Inventory WordPress sites for the penci-shortcodes plugin and installed version.
- Prioritize sites running Penci Shortcodes & Performance 6.1 or earlier.
- Check vendor or Patchstack guidance for a fixed version or official mitigation.
- Restrict plugin access and administrative/editor roles until remediation is confirmed.
- Review web application firewall coverage for generic XSS protections.
Validation and detection
- Confirm whether the plugin is installed on each WordPress instance.
- Record the exact Penci Shortcodes & Performance version.
- Compare installed versions against the affected range: through 6.1.
- Check CVE and Patchstack pages for updated remediation details.
- Review recent WordPress user activity for suspicious content changes or unusual links.
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-2026-24354 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.