Stored XSS via unescaped shortcode attributes
Published Aug 16, 2025 · Updated Apr 8, 2026
Stored XSS in Surbma | Recent Comments Shortcode 2.0 and earlier allows remote authenticated users to inject scripts via shortcode attributes. The recent-comments shortcode accepts user-supplied attributes without sufficient sanitization and emits them into generated page output without context-appropriate escaping. Contributor-level access is required, and the stored script runs when a visitor opens the injected page, enabling actions in that visitor's browser context.
Summary
What happened
Stored XSS in Surbma | Recent Comments Shortcode 2.0 and earlier allows remote authenticated users to inject scripts via shortcode attributes. The recent-comments shortcode accepts user-supplied attributes without sufficient sanitization and emits them into generated page output without context-appropriate escaping. Contributor-level access is required, and the stored script runs when a visitor opens the injected page, enabling actions in that visitor's browser context.
The record
- CVE
- CVE-2025-7649
- Published
- Aug 16, 2025
- Updated
- Apr 8, 2026
- Vendor
- Surbma
- Product
- Surbma | Recent Comments Shortcode
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Aug 16, 2025CVE publishedPublication date reported by the CVE source.
- Apr 8, 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=0 <=2.0
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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