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CVE-2026-94091— piskvorky gensim Model Loader utils.py load deserialization

Quick assessment

Affected
piskvorky gensim
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 piskvorky gensim 4.4.0 及更早版本中发现了一个安全漏洞。受影响的元素是 文件中 组件的 函数。对参数 的处理会导致反序列化操作，攻击者可以远程发起攻击。该漏洞的利用方法已公开披露，可能被用于实际攻击。维护者已在同一天关闭了 GitHub issue #3663，但未提供任何评论、拉取请求（PR）或修复方案；该仓库最后一次代码推送时间为 2025 年 11 月 1 日，早于漏洞报告时间，因此在 分支最新提交中， 方法内不安全的 调用仍未受到防护。

CVSS 5.5 · Medium
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I. Basic Information for CVE-2026-94091

Vulnerability Information
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Vulnerability Title
piskvorky gensim Model Loader utils.py load deserialization
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in piskvorky gensim up to 4.4.0. The impacted element is the function Load of the file gensim/utils.py of the component Model Loader. This manipulation of the argument fname causes deserialization. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Maintainer closed #3663 same-day with no comment, PR, or fix; repo's last push (2025-11-01) predates the report, so the unsafe pickle.load in SaveLoad.load remains unguarded at develop HEAD.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
piskvorky gensim 4.0 cpe:2.3:a:piskvorky:gensim:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-94091

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III. Intelligence Information for CVE-2026-94091

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Vendor Advisories for CVE-2026-94091 (1)

Other References for CVE-2026-94091 (1)

IV. Related Vulnerabilities

Same weakness: CWE-502

V. Comments for CVE-2026-94091

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