CVE-2026-107272

Gophish through 0.12.1 contains stored and reflected cross-site scripting vulnerabilities that allow attackers to inject script by returning malicious SMTP server error messages. Attackers controlling or intercepting a sending profile's SMTP server can execute script when administrators view campaign results or send test emails, stealing API keys.

CVSS 4.0

2.3CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

CVSS 3.1

4.7CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-10-07

Modified

2026-10-07

Record from

the NVD, synced 2026-10-19

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/static/js/src/app/campaign_results.js#L422-L427
• https://github.com/gophish/gophish/blob/b1648f0759c6d57ac989157c55d8b47c40254fe6/static/js/src/app/campaigns.js#L110-L113
• https://www.vulncheck.com/advisories/gophish-through-0.12.1-xss-via-unescaped-smtp-server-error-messages

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