Contributor-level stored XSS via unescaped block attributes
Published Feb 4, 2025 · Updated Apr 8, 2026
Stored XSS in the Post Carousel block in SKT Themes SKT Blocks 1.7 and earlier allows remote authenticated users to inject scripts. The block renderer places user-supplied attributes into page output without sufficient sanitization or context-appropriate escaping. Contributor-level access is required to create the payload, which executes in a visitor's browser whenever the injected page is opened.
Summary
What happened
Stored XSS in the Post Carousel block in SKT Themes SKT Blocks 1.7 and earlier allows remote authenticated users to inject scripts. The block renderer places user-supplied attributes into page output without sufficient sanitization or context-appropriate escaping. Contributor-level access is required to create the payload, which executes in a visitor's browser whenever the injected page is opened.
The record
- CVE
- CVE-2024-13733
- Published
- Feb 4, 2025
- Updated
- Apr 8, 2026
- Vendor
- SKT Themes
- Product
- SKT Blocks
- Classifications
- CWE-79, CAPEC-592
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Feb 4, 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 <=1.7
What conditions does exploitation require?
What is affected?
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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