Security readout for executives and security teams
Plain-English summary
CVE-2026-22524 is a reflected cross-site scripting issue in the WordPress Legacy Admin plugin by themepassion, affecting versions through 9.5. An attacker could trick a user into opening a crafted link, causing script to run in that user's browser. This can support session abuse, content manipulation, or phishing within the site context.
Executive priority
Treat as a near-term web application risk for WordPress environments using this plugin. Prioritize discovery and remediation where the plugin is present on public sites, especially sites managed by privileged administrators. Business urgency is high only for confirmed deployments.
Technical view
The CVE describes CWE-79 improper input neutralization during web page generation in legacy-admin. CVSS 3.1 is 7.1: network reachable, low complexity, no privileges required, user interaction required, scope changed, and low confidentiality, integrity, and availability impact. Sources identify reflected XSS only; no endpoint, payload, or fixed version is provided in the bundle.
Likely exposure
Exposure is limited to WordPress sites with the Legacy Admin plugin installed at version 9.5 or earlier. Sites without this plugin are not affected based on the provided sources. Higher risk exists where administrators or privileged users may follow untrusted links while authenticated.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation requires user interaction, typically convincing a victim to open a malicious link. No public exploit details are included in the provided source bundle.
Researcher notes
Evidence is limited to the CVE record and Patchstack reference. The bundle does not provide a vulnerable parameter, proof of concept, fixed version, or exploitation evidence. Avoid assuming compromise or a specific patch path until vendor guidance is confirmed.
Mitigation direction
- Inventory WordPress sites for the Legacy Admin plugin and version.
- If installed at version 9.5 or earlier, check vendor or Patchstack guidance.
- Update to a fixed release if one is available from trusted sources.
- If no fix is available, disable or remove the plugin.
- Limit administrator exposure to untrusted links and external messages.
Validation and detection
- Confirm whether legacy-admin is installed on each WordPress instance.
- Record the installed plugin version and compare against affected versions through 9.5.
- Review vendor, WordPress plugin, or Patchstack advisories for fixed-version status.
- After remediation, verify the plugin is updated, disabled, or removed.
- Review web logs for unusual requests to plugin-related pages.
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-2026-22524 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
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/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.