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CVE-2026-45384
bit7z: Arbitrary File Overwrite via Symlink Attack on Predictable Temp File During Archive Update
Overview
Description

bit7z is a cross-platform C++ static library that allows the compression/extraction of archive files. Prior to version 4.0.12, there is an arbitrary file overwrite vulnerability via symlink attack on predictable temp files during archive update. This issue has been patched in version 4.0.12.

Details
INFO

Published Date :

June 10, 2026, 8 p.m.

Last Modified :

June 10, 2026, 8 p.m.

Remotely Exploit :

No

Source :

GitHub_M
Impact
Affected Products

The following products are affected by CVE-2026-45384 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Rikyoz bit7z
: Total Affected Vendor : 1 | Products : 1
Solution
Update bit7z to version 4.0.12 or later to fix arbitrary file overwrite vulnerability.
  • Update bit7z to version 4.0.12 or later.
  • Apply vendor-supplied patches if available.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-45384 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
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