CVE-2021-23345

5.3 mediumEPSS 1.1%

Medium (5.3) in thecodingmachine gotenberg. EPSS 1.1% chance of exploitation in the next 30 days.

All versions of package github.com/thecodingmachine/gotenberg are vulnerable to Server-side Request Forgery (SSRF) via the /convert/html endpoint when the src attribute of an HTML element refers to an internal system file, such as <iframe src='file:///etc/passwd'>.

Severity

CVSS 3.1

5.3 medium

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

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2021-02-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

thecodingmachine:gotenberg

References

https://github.com/thecodingmachine/gotenberg/issues/261
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTHECODINGMACHINEGOTENBERG-1062043
https://github.com/thecodingmachine/gotenberg/issues/261
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTHECODINGMACHINEGOTENBERG-1062043

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