Stored XSS via unchecked AJAX settings write
Published Nov 29, 2021 · Updated Aug 3, 2024
Stored XSS in Stylish Cost Calculator before 7.0.4 allows remote authenticated users to inject scripts through an AJAX settings request. The sccSaveSettings action accepts unsanitized currency_code data without authorization or CSRF checks and stores it for later rendering. Subscriber access is sufficient, and the script executes when an administrator edits a calculator or a visitor views an embedded calculator.
Summary
What happened
Stored XSS in Stylish Cost Calculator before 7.0.4 allows remote authenticated users to inject scripts through an AJAX settings request. The sccSaveSettings action accepts unsanitized currency_code data without authorization or CSRF checks and stores it for later rendering. Subscriber access is sufficient, and the script executes when an administrator edits a calculator or a visitor views an embedded calculator.
The record
- CVE
- CVE-2021-24822
- Published
- Nov 29, 2021
- Updated
- Aug 3, 2024
- Vendor
- Designful
- Product
- Stylish Cost Calculator
- Classifications
- CWE-352, CWE-79, T1203
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Nov 29, 2021CVE publishedPublication date reported by the CVE source.
- Aug 3, 2024Record 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=7.0.4 <7.0.4
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 sccSaveSettings stored-XSS proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
See the directory against your own environment.
Your stack
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