Cross-site request forgery via unsafe innerHTML assignments
Published Nov 4, 2024 · Updated Nov 5, 2024
HTML injection in Taoshu WebFeed 0.9.1 and earlier allows remote attackers to issue credentialed cross-site requests via malicious feeds. The popup, feed, list, error, and log views assign attacker-controlled feed fields and URLs to innerHTML, while shallow html2txt processing leaves deeply nested markup executable. Exploitation requires a user to open the malicious feed and activate deceptive injected content; successful requests carry the user's site credentials and can perform unwanted actions.
Summary
What happened
HTML injection in Taoshu WebFeed 0.9.1 and earlier allows remote attackers to issue credentialed cross-site requests via malicious feeds. The popup, feed, list, error, and log views assign attacker-controlled feed fields and URLs to innerHTML, while shallow html2txt processing leaves deeply nested markup executable. Exploitation requires a user to open the malicious feed and activate deceptive injected content; successful requests carry the user's site credentials and can perform unwanted actions.
The record
- CVE
- CVE-2024-50346
- Published
- Nov 4, 2024
- Updated
- Nov 5, 2024
- Vendor
- Taoshu
- Product
- WebFeed
- Classifications
- CWE-352, CWE-79, T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Nov 4, 2024CVE publishedPublication date reported by the CVE source.
- Nov 5, 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=0 <0.9.2
- Affected versionversion=< 0.9.2
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
- Maintainer-published malicious feed CSRF 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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