Security readout for executives and security teams
Plain-English summary
CVE-2026-2498 affects the WP Social Meta WordPress plugin through version 1.0.1. A logged-in administrator can save script into plugin settings that later runs in visitors’ browsers. Business risk is limited by the need for administrator access and specific WordPress configurations, but it can still affect site integrity and user trust.
Executive priority
Handle during the next WordPress maintenance cycle unless the plugin is on a high-value multisite or administrators are not tightly controlled. Escalate if suspicious admin activity or unexpected scripts are found.
Technical view
The issue is stored cross-site scripting in WP Social Meta admin settings, caused by insufficient input sanitization and output escaping. The CVSS 3.1 score is 4.4. Sources state it affects multisite installations and installations where unfiltered_html has been disabled. Required privileges are administrator-level or higher.
Likely exposure
Exposure is likely limited to WordPress sites running WP Social Meta up to and including 1.0.1, especially multisite environments or configurations with unfiltered_html disabled. Sites without the plugin are not exposed. The affected-version metadata in the bundle is inconsistent, so confirm against installed plugin version and vendor data.
Exploitation context
No source in the bundle indicates active exploitation, and the CVE is not listed as KEV. Exploitation requires authenticated administrator-level access, reducing broad external risk. Impact is browser-side script execution when an injected page is accessed, with limited confidentiality and integrity impact per CVSS.
Researcher notes
Primary evidence comes from the CVE description and Wordfence entry, with WordPress Trac references to plugin code locations. No patch version is named in the provided sources. The bundle’s affected-version structure appears inconsistent with the narrative description, so avoid overclaiming exact fixed status.
Mitigation direction
- Inventory WordPress sites for the WP Social Meta plugin and installed version.
- Check vendor or WordPress plugin guidance for an updated fixed release.
- Remove or disable the plugin where it is not business-critical.
- Limit administrator accounts to trusted users and review recent admin changes.
- Prioritize multisite installations and sites with unfiltered_html disabled.
Validation and detection
- Confirm whether WP Social Meta is installed on each WordPress site.
- Record plugin version and compare against versions up to 1.0.1.
- Identify whether the site is WordPress multisite.
- Check whether unfiltered_html is disabled for relevant administrators.
- Review plugin settings for unexpected script content or unauthorized changes.
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-2026-2498 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
- 4.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/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:H/PR:H/UI:N/S:C/C:L/I:L/A:N1.32.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.4MediumVector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/313906d3-3999-4255-b9ac-580d9d3e80e6?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/wp-social-meta/trunk/wpsm.php#L205CVE reference
- https://plugins.trac.wordpress.org/browser/wp-social-meta/tags/1.0.1/wpsm.php#L205CVE 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.
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.