Contributor-level stored XSS via unescaped Rich Pins metadata
Published Jan 23, 2026 · Updated Jan 23, 2026
Stored XSS in antoniobg ABG Rich Pins 1.1 and earlier allows remote authenticated users to inject scripts into WordPress posts. The plugin stores Contributor-controlled Rich Pins metadata for posts and emits it into rendered pages without sufficient sanitization or output escaping. Contributor access is required, and the injected script executes in the browser whenever another user views the affected post.
Summary
What happened
Stored XSS in antoniobg ABG Rich Pins 1.1 and earlier allows remote authenticated users to inject scripts into WordPress posts. The plugin stores Contributor-controlled Rich Pins metadata for posts and emits it into rendered pages without sufficient sanitization or output escaping. Contributor access is required, and the injected script executes in the browser whenever another user views the affected post.
The record
- CVE
- CVE-2026-24558
- Published
- Jan 23, 2026
- Updated
- Jan 23, 2026
- Vendor
- antoniobg
- Product
- ABG Rich Pins
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jan 23, 2026CVE publishedPublication date reported by the CVE source.
- Jan 23, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=n/a <=<= 1.1
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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