Staging Environment: Content and features may be unstable or change without notice.
Advisory details: pypa / vllm/PYSEC-2026-566
Advisory ID pypa/vllm/PYSEC-2026-566
Aliases CVE-2024-11041
GHSA-5vqr-wprc-cpp7
PYSEC-2026-566
Summary vLLM Deserialization of Untrusted Data vulnerability vllm-project vllm version v0.6.2 contains a vulnerability in the MessageQueue.dequeue() API function. The function uses pickle.loads to parse received sockets directly, leading to a remote code execution vulnerability. An attacker can exploit this by sending a malicious payload to the MessageQueue, causing the victim's machine to execute arbitrary code.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
cvssv3 9.8 https://github.com/pypa/advisory-database/blob/main/vulns/vllm/PYSEC-2026-566.yaml
Reference id Reference type URL
https://github.com/vllm-project/vllm
https://github.com/vllm-project/vllm/blob/7193774b1ff8603ad5bf4598e5efba0d9a39b436/vllm/distributed/device_communicators/shm_broadcast.py#L441-L443
https://huntr.com/bounties/00136195-11e0-4ad0-98d5-72db066e867f
https://pypi.org/project/vllm
CVE-2024-11041 https://nvd.nist.gov/vuln/detail/CVE-2024-11041
GHSA-5vqr-wprc-cpp7 https://github.com/advisories/GHSA-5vqr-wprc-cpp7
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/pypa/advisory-database/blob/main/vulns/vllm/PYSEC-2026-566.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:P/A:Y/T:T/P:M/B:A/M:M/D:R/2025-03-20T17:51:10Z/

Decision: Track*

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2024/11xxx/CVE-2024-11041.json

Source Advisory: vulnrichment/CVE-2024-11041

View SSVC decision tree 
[{'Exploitation': 'poc'},
 {'Automatable': 'yes'},
 {'Technical Impact': 'total'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]