Stored XSS via unescaped shortcode attributes
Published Jan 16, 2023 · Updated Apr 7, 2025
Stored cross-site scripting in malihu Page scroll to id before 1.7.6 allows remote authenticated users to execute script in administrators' browsers. The ps2id and ps2id_wrap shortcodes output class and id attributes without validation or escaping, allowing event-handler markup to persist. Contributor access is sufficient to store the payload, but an administrator must view or preview the post and interact with the rendered element.
Summary
What happened
Stored cross-site scripting in malihu Page scroll to id before 1.7.6 allows remote authenticated users to execute script in administrators' browsers. The ps2id and ps2id_wrap shortcodes output class and id attributes without validation or escaping, allowing event-handler markup to persist. Contributor access is sufficient to store the payload, but an administrator must view or preview the post and interact with the rendered element.
The record
- CVE
- CVE-2022-4449
- Published
- Jan 16, 2023
- Updated
- Apr 7, 2025
- Vendor
- malihu
- Product
- Page scroll to id
- Classifications
- CWE-79, T1203
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jan 16, 2023CVE publishedPublication date reported by the CVE source.
- Apr 7, 2025Record 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 <1.7.6
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
- WPScan shortcode stored-XSS proof of conceptproof of concept · validated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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