CVE-2026-42786
high
CVSS v3
—
CVSS v4 NEW
8.7
VIR risk
8.0
Description
Bandit Buffers Unbounded WebSocket Continuation Frames, Allowing Unauthenticated Memory Exhaustion
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.
References
- https://github.com/mtrudel/bandit/security/advisories/GHSA-pf94-94m9-536p
- https://cna.erlef.org/cves/CVE-2026-42786.html
- https://osv.dev/vulnerability/EEF-CVE-2026-42786
- https://github.com/mtrudel/bandit/commit/21612c7c7b1ce43eccd36d3af3a2299d23513667
- https://hex.pm/packages/bandit
- https://nvd.nist.gov/vuln/detail/CVE-2026-42786
- https://github.com/mtrudel/bandit
- https://github.com/advisories/GHSA-pf94-94m9-536p
CWEs
CWE-770
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.