CVE-2026-73057stoatchat before 0.15.0 Uncapped SVG Rendering Denial of Service
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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stoatchat before 0.15.0 fails to validate SVG viewBox dimensions in the proxy endpoint, allowing attackers to cause denial of service by memory exhaustion. Attackers can host malicious SVGs with extremely large width and height values and trigger concurrent requests to exhaust available memory across proxy replicas.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Aug 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
stoatchat stoatchat stoatchat:stoatchat (from the name) | before 0.15.0; 0.15.0 not affected | CNA record |
References
- https://github.com/stoatchat/stoatchat/security/advisories/GHSA-x87r-h3mq-7mgrvendor-advisory
- https://www.vulncheck.com/advisories/stoatchat-before-uncapped-svg-rendering-denial-of-servicethird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.