CVE-2026-91200highCWE-22

CVE-2026-91200: high-severity vulnerability in devspace

DevSpace through 6.3.21 Path Traversal via tar extraction

Published · Updated

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.7epss 0.7%
exploitation probability
0.7%top 50% of all CVEs
observed exploitation
nono source reports it
DevSpace through 6.3.21 fails to reject parent-directory segments in tar entry names from the in-pod sync stream. Attackers operating a malicious container can stream tar entries with traversal sequences to write arbitrary files on the developer workstation, enabling code execution.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
devspace · devspace
References
https://github.com/devspace-sh/devspacehttps://github.com/devspace-sh/devspace/blob/7f272dcf90653fa9b42bc4347f7f3f9a52b0e8b5/pkg/devspace/sync/tar.go#L68-L82https://github.com/devspace-sh/devspace/blob/7f272dcf90653fa9b42bc4347f7f3f9a52b0e8b5/pkg/devspace/sync/util.go#L9-L11https://github.com/devspace-sh/devspace/issues/3290https://www.vulncheck.com/advisories/devspace-through-6.3.21-path-traversal-via-tar-extraction