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 Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
vllm-project vllm affected
Version Status Constraints
0.1 affected —
0.2 affected —
0.3 affected —
0.4 affected —
0.5 affected —
0.6 affected —
0.7 affected —
0.8 affected —
0.9 affected —
0.10 affected —
0.11 affected —
0.12 affected —
0.13 affected —
0.14 affected —
0.15 affected —
0.16 affected —
0.17 affected —
0.18 affected —
0.19 affected —
0.20 affected —
0.21 affected —
0.22 affected —
0.23 affected —
0.24 affected —
0.25 affected —
0.26 affected —
0.27 affected —
0.28 affected —
0.29.0 affected —

No data.

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Project Subscriptions

Vendors Products
Vllm-project Subscribe
Vllm Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/vllm-project/vllm/ cve-icon cve-icon
https://github.com/vllm-project/vllm/pull/51133 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-92365 cve-icon cve-icon
https://vuldb.com/submit/935016 cve-icon cve-icon
https://vuldb.com/vuln/405451 cve-icon cve-icon
https://vuldb.com/vuln/405451/cti cve-icon cve-icon
History

Wed, 16 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
Description 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.
Title vllm-project vllm thinking_budget_state.py algorithmic complexity
First Time appeared Vllm-project
Vllm-project vllm
Weaknesses CWE-404
CWE-407
CPEs cpe:2.3:a:vllm-project:vllm:*:*:*:*:*:*:*:*
Vendors & Products Vllm-project
Vllm-project vllm
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:ND/RC:UR'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS: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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-16T14:00:08.954Z

Reserved: 2026-09-16T05:49:03.374Z

Link: CVE-2026-92365

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-09-16T14:17:16.897

Modified: 2026-09-16T17:53:40.500

Link: CVE-2026-92365

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses