7-Zip vulnerabilities and fixes

CVEs that mention 7-Zip, ranked by priority. 4 tracked.

7-Zip has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-07-10. Highest priority: CVE-2026-55780 (score 23/100).

• CVE-2026-55780 LOW 2.4 NanaZip is the 7-Zip derivative intended for the modern Windows experience
• CVE-2026-55781 LOW 2.4 NanaZip is the 7-Zip derivative intended for the modern Windows experience
• CVE-2026-55782 LOW 2.4 NanaZip is the 7-Zip derivative intended for the modern Windows experience
• CVE-2026-55783 LOW 2.4 NanaZip is the 7-Zip derivative intended for the modern Windows experience

FAQ

How do I fix 7-Zip vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is 7-Zip being exploited right now?

None of the tracked 7-Zip CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which 7-Zip CVE should I patch first?

CVE-2026-55780 currently ranks highest (23/100): NanaZip is the 7-Zip derivative intended for the modern Windows experience.

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