CVE-2022-29072

Name: CVE-2022-29072
Creator: NVD / NIST
Published: 2022-04-15T20:15:12.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.52%

Last modified Jun 17, 2026

CVE-2022-29072 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with the .7z extension is dragged to the Help>Contents area. This is caused by misconfiguration of 7z.dll and a heap overflow. EPSS estimates a 1.52% chance of exploitation in the next 30 days.

Description

7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with the .7z extension is dragged to the Help>Contents area. This is caused by misconfiguration of 7z.dll and a heap overflow. The command runs in a child process under the 7zFM.exe process. NOTE: multiple third parties have reported that no privilege escalation can occur

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.52%

71.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
7-Zip	7-Zip	<= 21.07

References

http://packetstormsecurity.com/files/166763/7-Zip-21.07-Code-Execution-Privilege-Escalation.htmlBroken Link
https://github.com/kagancapar/CVE-2022-29072Exploit, Third Party Advisory
https://news.ycombinator.com/item?id=31070256Issue Tracking, Third Party Advisory
https://sourceforge.net/p/sevenzip/bugs/2337/Exploit, Issue Tracking, Third Party Advisory
https://www.youtube.com/watch?v=sT1cvbu7ZTAExploit, Third Party Advisory
http://packetstormsecurity.com/files/166763/7-Zip-21.07-Code-Execution-Privilege-Escalation.htmlBroken Link
https://github.com/kagancapar/CVE-2022-29072Exploit, Third Party Advisory
https://news.ycombinator.com/item?id=31070256Issue Tracking, Third Party Advisory
https://sourceforge.net/p/sevenzip/bugs/2337/Exploit, Issue Tracking, Third Party Advisory
https://www.youtube.com/watch?v=sT1cvbu7ZTAExploit, Third Party Advisory

Timeline

Published: Apr 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-29072?

How severe is CVE-2022-29072?

CVE-2022-29072 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.52% probability of exploitation in the next 30 days.

How do I fix CVE-2022-29072?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-29072?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST