Vulnerabilities (CVE-2023-40481, CVE-2023-31102) in 7-ZIP; fixed in version 23.00 (August 2023)


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Apr 24, 2016
A short update from the end of August 2023. Security researchers have found two vulnerabilities in the 7-Zip program, which is used to pack and unpack ZIP archive files. The vulnerabilities CVE-2023-40481 and CVE-2023-31102 are classified as high-risk from a security perspective. Attackers could possibly elevate privileges.
Both vulnerabilities were reported to the 7-ZIP developers on November 21, 2022 and were closed (according to Zero Day Initiative from August 23, 2023) with an update of the software to version 23.00 (at that time still beta). Thus, anyone using the program should update to the newest version. Currently version 23.01 is offered for download.

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