Security readout for executives and security teams
Plain-English summary
CVE-2026-24558 is a stored cross-site scripting issue in the WordPress ABG Rich Pins plugin through version 1.1. An authenticated user could save malicious content that later runs in another user’s browser. Business impact is mainly site integrity, session exposure, and possible admin-targeted compromise if a privileged user views the affected content.
Executive priority
Treat as a moderate-priority WordPress plugin issue. Prioritize sites with public registration, contributor accounts, customer portals, or many non-admin users. It is not currently documented as actively exploited, but stored XSS can become serious when it targets administrators.
Technical view
The issue is CWE-79: improper neutralization of input during web page generation. CVSS 3.1 is 6.5, with network access, low attack complexity, low privileges required, and user interaction required. Scope is changed, with low confidentiality, integrity, and availability impact. Sources identify ABG Rich Pins, package abg-rich-pins, versions through 1.1 as affected.
Likely exposure
Exposure is limited to WordPress sites that have the ABG Rich Pins plugin installed at version 1.1 or earlier. The CVE data does not show broad platform exposure beyond this plugin. Confirm actual exposure from WordPress plugin inventory, not from WordPress core version alone.
Exploitation context
The source bundle does not report active exploitation, and the CVE is not marked as CISA KEV. Exploitation requires a low-privileged authenticated user and a victim interaction, such as viewing stored malicious content. Risk increases on sites allowing untrusted or many low-privileged accounts.
Researcher notes
Evidence is limited to the CVE record and Patchstack database entry. The bundle does not name a patched version, proof of concept, or active exploitation. Avoid assuming exploit availability. Focus validation on plugin presence, version, authenticated content paths, and whether untrusted users can store content rendered to other users.
Mitigation direction
- Check the vendor or Patchstack entry for any fixed version or official guidance.
- Inventory WordPress sites for ABG Rich Pins version 1.1 or earlier.
- If no fix is available, disable or remove the plugin where business impact allows.
- Restrict low-privileged account creation and access until remediation is confirmed.
- Review recent administrative activity on exposed sites for suspicious changes.
Validation and detection
- Confirm whether the ABG Rich Pins plugin is installed on each WordPress site.
- Record the installed plugin version and compare it to affected versions through 1.1.
- Review plugin settings and content areas used by low-privileged users.
- Check whether untrusted authenticated users can create or edit affected content.
- Monitor vendor, CVE, and Patchstack pages for updated remediation details.
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-2026-24558 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.