CVE-2026-107273: SSRF (CVSS 4.3)

Description

Gophish 0.11.0 through 0.12.1 contains a server-side request forgery vulnerability that allows authenticated low-privileged users to reach loopback and private hosts via POST /api/import/site. Attackers can submit internal URLs, which the default dialer deny list does not block, to read service responses and enumerate internal hosts and ports through error messages.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-918 Server-Side Request Forgery (SSRF)

References

Other References

https://blog.ostorlab.co/gophish-0121-manual-review-agentic-deep-scan.html https://github.com/gophish/gophish https://github.com/gophish/gophish/blob/b1648f0759c6d57ac989157c55d8b47c40254fe6/controllers/api/import.go#L102-L125 https://github.com/gophish/gophish/blob/b1648f0759c6d57ac989157c55d8b47c40254fe6/dialer/dialer.go#L82-L86 https://www.vulncheck.com/advisories/gophish-0.11.0-through-0.12.1-ssrf-via-post-api-import-site

Frequently Asked Questions

What is CVE-2026-107273? +

Gophish 0.11.0 through 0.12.1 contains a server-side request forgery vulnerability that allows authenticated low-privileged users to reach loopback and private hosts via POST /api/import/site. Attackers can submit internal URLs, which the default dialer deny list does not block, to read service responses and enumerate internal hosts and ports through error messages. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-107273? +

CVE-2026-107273 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-107273? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-107273