CVE-2026-114213 Bandit - Allocation of Resources Without Limits or Throttling

Bandit 1.11.0 to < 1.14.0 contains an allocation of resources without limits or throttling vulnerability caused by unbounded WebSocket fragmented message reassembly, letting unauthenticated remote attackers exhaust server memory via many 1-byte continuation frames.

CVSS base score 8.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Allocation of Resources Without Limits or Throttling
Impact
Denial Of Service
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
26 October 2026
Updated
27 October 2026
Weakness
CWE-770

Vendor fix

Upgrade to version 1.14.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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