CVE-2026-14966 Symlink guard bypass in unarchive module allows planting symlinks during extraction

BBOT's unarchive module rejects archives containing symlink entries before extraction, but for zip and 7z archives it failed to detect symlinks whose listing carries a DOS-attribute prefix before the unix mode, as produced by legacy versions of p7zip. Such an archive, downloaded and extracted...

PT-2026-56471

BBOT's unarchive module rejects archives containing symlink entries before extraction, but for zip and 7z archives it failed to detect symlinks whose listing carries a DOS-attribute prefix before the unix mode, as produced by legacy versions of p7zip. Such an archive, downloaded and extracted...

rpm: Command injection in rpmuncompress doUntar() via unescaped archive top-level directory name in popen() shell command

A command injection vulnerability was discovered in the rpmuncompress utility of RPM. When extracting certain archive formats ZIP, 7z, GEM to a specified destination directory, the tool inserts the archive's top-level folder name into a shell command without properly sanitizing it. A specially...

CVE-2026-44604

A command injection vulnerability was discovered in the rpmuncompress utility of RPM. When extracting certain archive formats ZIP, 7z, GEM to a specified destination directory, the tool inserts the archive's top-level folder name into a shell command without properly sanitizing it. A specially...

EUVD-2026-30744

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13, 11.4.x = 11.4.3 fail to validate 7zip archive structure before processing which allows an authenticated attacker to cause server memory exhaustion and denial of service via uploading a specially crafted 7zip file with excessive folder...

Mattermost 安全漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 11.5.1 and earlier 11.5.x series, 10.11.13 and earlier 10.11.x series, and 11.4.3 and earlier 11.4.x series have security vulnerabilities. These vulnerabilities stem fr...

UAT-10362 Targets Taiwanese NGOs with LucidRook Malware in Spear-Phishing Campaigns

A previously undocumented threat cluster dubbed UAT-10362 has been attributed to spear-phishing campaigns targeting Taiwanese non-governmental organizations NGOs and suspected universities to deploy a new Lua-based malware called LucidRook. "LucidRook is a sophisticated stager that embeds a Lua...

CVE-2026-32808

pyLoad is a free and open-source download manager written in Python. Versions before 0.5.0b3.dev97 are vulnerable to path traversal during password verification of certain encrypted 7z archives encrypted files with non-encrypted headers, causing arbitrary file deletion outside of the extraction...

SUSE CVE-2010-0098

ClamAV before 0.96 does not properly handle the 1 CAB and 2 7z file formats, which allows remote attackers to bypass virus detection via a crafted archive that is compatible with standard archive utilities...

apache-commons-compress: infinite loop when reading a specially crafted 7Z archive

A flaw was found in apache-commons-compress. When reading a specially crafted 7Z archive, the construction of the list of codecs that decompress an entry can result in an infinite loop. This flaw allows the mounting of a denial of service attack against services that use Compress' SevenZ package...

apache-commons-compress: excessive memory allocation when reading a specially crafted 7Z archive

A flaw was found in apache-commons-compress. When reading a specially crafted 7Z archive, Compress can allocate large amounts of memory that leads to an out-of-memory error for very small inputs. This flaw allows the mounting of a denial of service attack against services that use Compress' Seven...

Apache Commons Compress 安全漏洞

A resource management error vulnerability exists in Apache Commons Compress, a library for processing compressed files from the Apache Foundation, which stems from the fact that when reading a specially crafted 7Z archive, Compress can allocate a large amount of memory, resulting in an...

USN-3225-1 libarchive vulnerabilities

It was discovered that libarchive incorrectly handled hardlink entries when extracting archives. A remote attacker could possibly use this issue to overwrite arbitrary files. CVE-2016-5418 Christian Wressnegger, Alwin Maier, and Fabian Yamaguchi discovered that libarchive incorrectly handled...