Stored script execution via unvalidated text fields
Published Feb 23, 2024 · Updated Aug 14, 2024
Stored cross-site scripting in ellite Wallos 0.9 allows remote attackers to execute JavaScript in another user's browser through text fields. Text-based input fields accept script-bearing values without proper validation and later render the stored content as executable page code. The attack is network-reachable without prior privileges but requires a victim to view the affected content, limiting the documented impact to unauthorized changes in the victim's browser context.
Summary
What happened
Stored cross-site scripting in ellite Wallos 0.9 allows remote attackers to execute JavaScript in another user's browser through text fields. Text-based input fields accept script-bearing values without proper validation and later render the stored content as executable page code. The attack is network-reachable without prior privileges but requires a victim to view the affected content, limiting the documented impact to unauthorized changes in the victim's browser context.
The record
- CVE
- CVE-2024-22776
- Published
- Feb 23, 2024
- Updated
- Aug 14, 2024
- Vendor
- ellite
- Product
- Wallos
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 23, 2024CVE publishedPublication date reported by the CVE source.
- Aug 14, 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=0.9
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
- Wallos v0.9 to v1.2.2 stored XSS proof of conceptproof of concept · unverified
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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