Is github.com/openziti/zrok affected by CVE-2026-42275?

Go github.com/openziti/zrok is affected in <=1.1.11.

Is CVE-2026-42275 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

high

CVE-2026-42275

Q: Is CVE-2026-42275 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

Go · github.com/openziti/zrok • Go · github.com/openziti/zrok/v2

Summary

zrok: WebDAV drive backend follows symlinks outside DriveRoot, enabling host filesystem read/write

Severity: high
EPSS: 0.3% (p25)
Also known as: GHSA-74m3-9qvm-rp9h#github.com/openziti/zrok, GHSA-74m3-9qvm-rp9h#github.com/openziti/zrok/v2
Published: 2026-04-25

References

https://github.com/openziti/zrok/security/advisories/GHSA-74m3-9qvm-rp9h
https://nvd.nist.gov/vuln/detail/CVE-2026-42275
https://github.com/openziti/zrok/commit/459bcfc1e121decae1b1d11c37ad94e4ed5bbf2e

Related advisories

CVE-2026-45576 — high · Go/github.com/openziti/zrok
CVE-2026-40303 — high · Go/github.com/openziti/zrok
CVE-2026-40304 — medium · Go/github.com/openziti/zrok
CVE-2026-40302 — medium · Go/github.com/openziti/zrok

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.