CVE-2026-54451
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
Protobuf: Unbounded recursion depth in embedded-message decoding
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Hex | protobuf | >=0.8.0,<0.16.1 | 0.16.1 |
References
- https://github.com/elixir-protobuf/protobuf/security/advisories/GHSA-rv48-qqj5-crxg
- https://github.com/elixir-protobuf/protobuf/commit/21ec7c5bec4fec74e10c1de0d5d1a2d8152ac5d4
- https://github.com/elixir-protobuf/protobuf/commit/b8efa97790eece3d2d0e8e7c31a45ed409fe5338
- https://github.com/elixir-protobuf/protobuf
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.