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Advisory record · RUSTSEC-2026-0436

Panic and unbounded allocation (OOM) in the CFB/OLE2 parser on malformed input

CVSS 7.5 High

Published by OSV at 28 Oct 2026, 12:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
calaminecrates.io>=0.0.0-0, <0.38.00.38.0
Identifiers
RUSTSEC-2026-0436
Published
28 Oct 2026
Updated
3 Nov 2026

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H OSV
  • CISA KEV Not listed.
  • EPSS No score.

Timeline

  1. 3 Nov 2026, 09:45 UTC Confirmed by OSV
  2. 3 Nov 2026, 10:08 UTC First seen by agentprime

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.