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CVE-2026-113352— uTox through 0.18.1 Path Traversal via Auto-Accepted File Transfers

Quick assessment

Affected
uTox uTox
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.

uTox 0.18.1 及更早版本存在路径遍历漏洞。当受害者启用自动接收功能时，Tox 好友可通过发送包含绝对路径或 的文件名，向受害者写入任意文件。攻击者可借此覆盖 Shell 启动文件，或植入特制的 恢复记录；当 加载这些记录时，会滥用 FILE 指针向 写入数据，从而实现代码执行。

CVSS 7.5 · High
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I. Basic Information for CVE-2026-113352

Vulnerability Information
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Vulnerability Title
uTox through 0.18.1 Path Traversal via Auto-Accepted File Transfers
Source: CVE Program / CVE List V5
Vulnerability Description
uTox through 0.18.1 contains a path traversal vulnerability that allows Tox friends to write arbitrary files by sending absolute or ../ file names to victims with auto-accept enabled. Attackers can overwrite shell startup files or plant crafted .ftinfo resume records that ft_find_resumeable() loads, abusing FILE pointers to write /proc/self/mem and execute code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
uTox uTox 0 ~ 0.18.1 -

II. Public POCs for CVE-2026-113352

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-113352

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Patches & Fixes for CVE-2026-113352 (2)

Vendor Advisories for CVE-2026-113352 (1)

Proof of Concept for CVE-2026-113352 (1)

Vendor Pages for CVE-2026-113352 (1)

IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2026-113352

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