CVE-2026-39246: Improper Link Resolution Before File Access

decompress before 4.2.2 allows arbitrary symlink creation during archive extraction. When processing symlink entries type === 'symlink', the x.linkname field from the archive is passed directly to fs.symlink without validation index.js line 121. The preventWritingThroughSymlink check on line 98...

CVE-2026-39243

decompress before 4.2.2 allows arbitrary hardlink creation during archive extraction, enabling file read disclosure and file corruption. When processing hardlink entries type === 'link', the x.linkname field from the archive is passed directly to fs.link without validation index.js line 113. An...

CVE-2026-39245: Improper Limitation of a Pathname to a Restricted Directory

decompress before 4.2.2 contains an improper path containment check that enables directory traversal and arbitrary file write. The safeMakeDir function index.js line 29 and the extraction path validation index.js line 106 use String.indexOf to verify the resolved path is within the output...

CVE-2026-39243: Improper Link Resolution Before File Access

decompress before 4.2.2 allows arbitrary hardlink creation during archive extraction, enabling file read disclosure and file corruption. When processing hardlink entries type === 'link', the x.linkname field from the archive is passed directly to fs.link without validation index.js line 113. An...

CVE-2026-39245

decompress before 4.2.2 contains an improper path containment check that enables directory traversal and arbitrary file write. The safeMakeDir function index.js line 29 and the extraction path validation index.js line 106 use String.indexOf to verify the resolved path is within the output...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview httplib2 is a small HTTP client library for Python. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification through the decompressContent function in httplib2/init.py. An attacker can exhaust memory and crash the client by sendin...

EUVD-2026-42396

py7zr is a Python-based library and utility to support 7zip archive compression, decompression, encryption and decryption. Prior to 1.1.3, py7zr's Worker.decompress extracted archive entries without tracking total decompressed size, allowing a crafted .7z file such as a 15.6 KB archive that expan...

bdy (>=1.18.27-dev, <=1.22.61-stage) potentially affected by CVE-2026-53486 via @xhmikosr/decompress (11.1.1)

@xhmikosr/decompress NPM version 11.1.1 is affected by a known vulnerability. The following packages have a transitive dependency on @xhmikosr/decompress and may be impacted: - bdy =1.18.27-dev, =1.22.61-stage Source cves: CVE-2026-53486 Source advisory: SNYK:JS-XHMIKOSRDECOMPRESS-17874438...

Directory Traversal

Overview org.webjars.npm:decompress is a package that can be used for extracting archives. Affected versions of this package are vulnerable to Directory Traversal and link following during archive extraction, where symlink and hardlink entries are created without checking their targets and the...

-llscw-react-cli (>=1.0.0, <=1.1.0), 002-node-cli (1.0.0) +21963 more potentially affected by CVE-2026-53486 via decompress (>=4.0.0, <=4.2.1)

decompress NPM version =4.0.0, =1.0.0, =0.0.1, =1.0.0, =2.2.0-alpha.3 and more Source cves: CVE-2026-53486 Source advisory: OSV:GHSA-MP2F-45PM-3CG9...

-llscw-react-cli (>=1.0.0, <=1.1.0), 002-node-cli (1.0.0) +28851 more potentially affected by CVE-2026-53486 via decompress (>=0.1.6, <=4.2.1)

decompress NPM version =0.1.6, =1.0.0, =0.0.1, =0.0.4 - 1095h-cli 1.0.1 - 10secondsofcode-custom 1.0.0 and more Source cves: CVE-2026-53486 Source advisory: SNYK:JS-DECOMPRESS-17874437...

bdy (>=1.7.46-dev, <=1.18.26-stage), buddy-tunnel (>=1.3.19-dev, <=1.7.45-dev) potentially affected by CVE-2026-53486 via @xhmikosr/decompress (10.0.1)

@xhmikosr/decompress NPM version 10.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on @xhmikosr/decompress and may be impacted: - bdy =1.7.46-dev, =1.3.19-dev, =1.7.45-dev Source cves: CVE-2026-53486 Source advisory: OSV:GHSA-MP2F-45PM-3CG9...

bdy (>=1.18.27-dev, <=1.22.61-stage) potentially affected by CVE-2026-53486 via @xhmikosr/decompress (11.1.1)

@xhmikosr/decompress NPM version 11.1.1 is affected by a known vulnerability. The following packages have a transitive dependency on @xhmikosr/decompress and may be impacted: - bdy =1.18.27-dev, =1.22.61-stage Source cves: CVE-2026-53486 Source advisory: OSV:GHSA-MP2F-45PM-3CG9...

bdy (>=1.7.46-dev, <=1.18.26-stage), buddy-tunnel (>=1.3.19-dev, <=1.7.45-dev) potentially affected by CVE-2026-53486 via @xhmikosr/decompress (10.0.1)

@xhmikosr/decompress NPM version 10.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on @xhmikosr/decompress and may be impacted: - bdy =1.7.46-dev, =1.3.19-dev, =1.7.45-dev Source cves: CVE-2026-53486 Source advisory: SNYK:JS-XHMIKOSRDECOMPRESS-178744...

Decompress: Archive extraction can create files and links outside of the target directory

Impact When extracting an archive to a directory, a crafted archive can read or write files outside that directory. The flaw is in the code that writes the parsed entries, so it affects every format decompress handles: tar, tar.gz, tar.bz2, and zip by default, plus any others added through the...

BIT-PYTHON-MIN-2026-6100 Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure

Use-after-free UAF was possible in the lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile when a memory allocation fails with a MemoryError and the decompression instance is re-used. This scenario can be triggered if the process is under memory pressure. The fix cleans up the dangling...

BIT-PYTHON-2026-6100 Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure

Use-after-free UAF was possible in the lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile when a memory allocation fails with a MemoryError and the decompression instance is re-used. This scenario can be triggered if the process is under memory pressure. The fix cleans up the dangling...

Linux Distros Unpatched Vulnerability : CVE-2026-10732

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - All versions of the package decompress are vulnerable to Arbitrary File Write via Archive Extraction Zip Slip when extracting a ZIP archive containing two entri...

Important: Red Hat Security Advisory: vim security update

An update for vim is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...

SUSE CVE-2026-53272

In the Linux kernel, the following vulnerability has been resolved: erofs: fix use-after-free on sbi-syncdecompress zerofsdecompresskickoff can race with filesystem unmount, causing a use-after-free on sbi-syncdecompress. When I/O completes, zerofsendio calls zerofsdecompresskickoff to queue...