CVE-2026-22870: GuardDog Zip Bomb Vulnerability in safe_extract() Allows DoS

January 13, 2026

GuardDog’s safe_extract() function does not validate decompressed file sizes when extracting ZIP archives (wheels, eggs), allowing attackers to cause denial of service through zip bombs. A malicious package can consume gigabytes of disk space from a few megabytes of compressed data.

References

github.com/DataDog/guarddog
github.com/DataDog/guarddog/commit/c3fb07b4838945f42497e78b7a02bcfb1e63969b
github.com/DataDog/guarddog/security/advisories/GHSA-ffj4-jq7m-9g6v
github.com/advisories/GHSA-ffj4-jq7m-9g6v
nvd.nist.gov/vuln/detail/CVE-2026-22870

Code Behaviors & Features

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