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By the Year

In 2026 there have been 0 vulnerabilities in P7zip. P7zip did not have any published security vulnerabilities last year.

Year Vulnerabilities Average Score
2026 0 0.00
2025 0 0.00
2024 0 0.00
2023 1 0.00
2022 0 0.00
2021 0 0.00
2020 0 0.00
2019 0 0.00
2018 2 7.80

It may take a day or so for new P7zip vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.

Recent P7zip Security Vulnerabilities

p7zip 16.02 OOB Read CVE-2022-47069 via NZip::CInArchive::FindCd
CVE-2022-47069 - August 22, 2023

p7zip 16.02 was discovered to contain a heap-buffer-overflow vulnerability via the function NArchive::NZip::CInArchive::FindCd(bool) at CPP/7zip/Archive/Zip/ZipIn.cpp. NOTE: the Supplier has found that this is not a buffer overflow; at most an out-of-bounds read can occur.

Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code
CVE-2018-5996 7.8 - High - January 31, 2018

Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

Buffer Overflow

Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip
CVE-2017-17969 - January 30, 2018

Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.

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