Is com.squareup.wire:wire-runtime-jvm affected by CVE-2026-45799?

Maven com.squareup.wire:wire-runtime-jvm is affected in <=5.3.3.

Is CVE-2026-45799 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

high

CVE-2026-45799

Q: Is CVE-2026-45799 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

Maven · com.squareup.wire:wire-runtime-jvm • Maven · com.squareup.wire:wire-runtime

Summary

Wire: skipGroup() missing negative-length check allows 10-byte payload to crash any Wire-decoding service

Severity: high
Also known as: GHSA-7xpr-hc2w-34m9#com.squareup.wire:wire-runtime, GHSA-7xpr-hc2w-34m9#com.squareup.wire:wire-runtime-jvm
Published: 2026-05-19

References

https://github.com/square/wire/security/advisories/GHSA-7xpr-hc2w-34m9
https://github.com/square/wire/pull/3595
https://github.com/square/wire/pull/3597

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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.