CVE-2022-29072
7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with...
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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
- Record
CVE-2022-29072- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
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
- Record
CVE-2022-29072- Updated
- 2026-11-02
EUVDEUVD-2022-33485 No score
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
- Record
EUVD-2022-33485- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-37mw-x654-r2j8
7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with...
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.
- Record
GHSA-37mw-x654-r2j8- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Phantomiman/7-Zip.chm-Mitigation | 2022-12-20 |
| PoC in GitHub | kagancapar/CVE-2022-29072 | 2022-04-15 |
| PoC in GitHub | rasan2001/CVE-2022-29072 | 2024-05-10 |
| PoC in GitHub | sentinelblue/CVE-2022-29072 | 2022-04-18 |
| PoC in GitHub | tiktb8/CVE-2022-29072 | 2022-04-18 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-29072 is a high vulnerability (CVSS 7.8) in 7-zip, published April 15, 2022. Its validity is disputed. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.54%, the 74th percentile.
References
sourceforge.net/p/sevenzip/bugs/2337
youtube.com/watch?v=sT1cvbu7ZTA
github.com/kagancapar/CVE-2022-29072
news.ycombinator.com/item?id=31070256
packetstormsecurity.com/files/166763/7-Zip-21.07-Code-Execution-Privilege-Escalation.html
nvd.nist.gov/vuln/detail/CVE-2022-29072