CVE-2026-92365

vllm-project vllm thinking_budget_state.py algorithmic complexity

5.3 Medium

A vulnerability was found in vllm-project vllm up to 0.29.0. Affected by this issue is some unknown functionality of the file vllm/v1/sample/thinking_budget_state.py. The manipulation results in inefficient algorithmic complexity. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.52%Up 0.1 points since Sep 17, 2026

What each source reports

CVE List Score used 5.3

vllm-project vllm thinking_budget_state.py algorithmic complexity

Record: CVE-2026-92365
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R
CVSS 2.0: 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:ND/RC:UR
Weakness: CWE-407, CWE-404
Updated: 2026-11-02

EUVDEUVD-2026-80771 5.3

Record: EUVD-2026-80771
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
Updated: 2026-11-02

GitHub AdvisoriesGHSA-mcqv-hjvx-mmqr 5.3

A vulnerability was found in vllm-project vllm up to 0.29.0. Affected by this issue is some...

Record: GHSA-mcqv-hjvx-mmqr
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/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
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-404
Updated: 2026-11-02

NVD 5.3

Record: CVE-2026-92365
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/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
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:N/I:N/A:P
Weakness: CWE-404, CWE-407
Updated: 2026-11-02

OSV 5.3

vllm-project vllm thinking_budget_state.py algorithmic complexity

Record: CVE-2026-92365
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
Weakness: CWE-404, CWE-407
Updated: 2026-11-02

OSVopenSUSE-SU-2026:11867-1 No score

python313-vllm-0.30.0-1.1 on GA media

These are all security issues fixed in the python313-vllm-0.30.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2026:11867-1
Updated: 2026-11-02

Affected products

vllm-project vllm

Affected packages

Affected packages
Package	Affected	Fixed
`python-vllm` openSUSE:Tumbleweed From an advisory covering 4 CVEs	before 0.30.0-1.1	0.30.0-1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-92365 is a medium vulnerability (CVSS 5.3) in Vllm-project Vllm, published September 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. No source names a fixed version.

References

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