---
title: "CVE-2026-108525: mtrudel bandit - Allocation of Resources Without Limits or Throttling"
description: "mtrudel bandit 0.3.1 to < 1.14.0 contains an allocation of resources without limits or throttling vulnerability caused by improper HTTP/2 flow control handling in DATA frames, letting unauthenticated remote attackers exhaust server memory via crafted DATA frames, exploit requires sending DATA frames past the advertised receive window without WINDOW_UPDATE."
url: https://panop.io/threat-heartbeat/CVE-2026-108525/
---

# CVE-2026-108525 mtrudel bandit - Allocation of Resources Without Limits or Throttling

mtrudel bandit 0.3.1 to < 1.14.0 contains an allocation of resources without limits or throttling vulnerability caused by improper HTTP/2 flow control handling in DATA frames, letting unauthenticated remote attackers exhaust server memory via crafted DATA frames, exploit requires sending DATA frames past the advertised receive window without WINDOW\_UPDATE.

CVSS base score 8.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-108525)

## 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](https://cwe.mitre.org/data/definitions/770.html)

## Vendor fix

Update 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

- [https://nvd.nist.gov/vuln/detail/CVE-2026-108525](https://nvd.nist.gov/vuln/detail/CVE-2026-108525)
- [https://cna.erlef.org/cves/CVE-2026-108525.html](https://cna.erlef.org/cves/CVE-2026-108525.html)
- [https://github.com/mtrudel/bandit/commit/220b9dfd27f9a21305be2afc75cbe585ddc24e7a](https://github.com/mtrudel/bandit/commit/220b9dfd27f9a21305be2afc75cbe585ddc24e7a)
- [https://github.com/mtrudel/bandit/commit/c8dc1e97050cf359f61ed6cdd110f3cdaf1d6f5f](https://github.com/mtrudel/bandit/commit/c8dc1e97050cf359f61ed6cdd110f3cdaf1d6f5f)
- [https://github.com/mtrudel/bandit/security/advisories/GHSA-c3g7-2pg5-qvwh](https://github.com/mtrudel/bandit/security/advisories/GHSA-c3g7-2pg5-qvwh)
- [https://osv.dev/vulnerability/EEF-CVE-2026-108525](https://osv.dev/vulnerability/EEF-CVE-2026-108525)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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