CVE-2025-47775

Bullfrog's DNS over TCP bypasses domain filtering

CVSS 6.2 MEDIUMEPSS 0.4%CWE-201

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.2EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

14 May 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Bullfrog is a GithHb Action to block unauthorized outbound traffic in GitHub workflows. Prior to version 0.8.4, using tcp breaks blocking and allows DNS exfiltration. This can result in sandbox bypass. Version 0.8.4 fixes the issue.

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

Affected products

bullfrogsec · bullfrog

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References

https://github.com/bullfrogsec/bullfrog/commit/ae7744ae4b3a6f8ffc2e49f501e30bf1a43d4671 https://github.com/bullfrogsec/bullfrog/releases/tag/v0.8.4 https://github.com/bullfrogsec/bullfrog/security/advisories/GHSA-m32f-fjw2-37v3