CVE-2021-3742

8.8 highEPSS 0.4%

High (8.8) in chatwoot chatwoot. EPSS 0.4% chance of exploitation in the next 30 days.

A Server-Side Request Forgery (SSRF) vulnerability was discovered in chatwoot/chatwoot, affecting all versions prior to 2.5.0. The vulnerability allows an attacker to upload an SVG file containing a malicious SSRF payload. When the SVG file is used as an avatar and opened in a new tab, it can trigger the SSRF, potentially leading to host redirection.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2024-11-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

chatwoot:chatwoot

References

https://github.com/chatwoot/chatwoot/commit/6fdd4a29969be8423f31890b807d27d13627c50c
https://huntr.com/bounties/1625472546121-chatwoot/chatwoot

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