CVE-2026-113352
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductuTox
PublishedOct 20, 2026
First seenOct 20, 2026
Weakness typeCWE-22Path traversal
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| uTox uTox | v ≤ 0.18.1 | — |
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