golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip

A flaw was found in the archive/zip package in the Go standard library. A super-linear file name indexing algorithm is used in the first time a file in an archive is opened. A crafted zip archive containing a specific arrangement of file names can cause an excessive CPU and memory consumption. A ...

archive/tar: golang: Go's archive/tar package: Denial of Service via maliciously-crafted archive

A flaw was found in Go's archive/tar package. A remote attacker could exploit this vulnerability by providing a maliciously-crafted archive file. When the tar.Reader processes an archive containing a large number of sparse regions in the "old GNU sparse map" format, it can lead to unbounded memor...

CVE-2026-33466

Improper Limitation of a Pathname to a Restricted Directory CWE-22 in Logstash can lead to arbitrary file write and potentially remote code execution via Relative Path Traversal CAPEC-139. The archive extraction utilities used by Logstash do not properly validate file paths within compressed...

PT-2026-31953

Name of the Vulnerable Software and Affected Versions: Vikunja versions prior to 2.3.0 Description: The Vikunja file import endpoint incorrectly uses the attacker-controlled Size field from the JSON metadata within an import zip file instead of the actual decompressed file content length for file...

PraisonAI 路径遍历漏洞

PraisonAI is a low-code multi-agent collaboration framework developed by Mervin Praison. Versions of PraisonAI prior to 4.5.128 contained a path traversal vulnerability. This vulnerability occurred because the recipe CLI did not validate paths when decompressing.praison archives, potentially...

PT-2026-32053

Name of the Vulnerable Software and Affected Versions gramps-webapi affected versions not specified Description A path traversal vulnerability Zip Slip exists in the media archive import feature. An authenticated user with owner-level privileges can craft a malicious ZIP file with...

Unity Linux 20.1060a / 20.1070a Security Update: grafana (UTSA-2026-007099)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007099 advisory. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A maliciously-crafted archive containing a large...

CVE-2026-40148

PraisonAI is a multi-agent teams system. Prior to 4.5.128, the safeextractall function in PraisonAI's recipe registry validates archive members against path traversal attacks but performs no checks on individual member sizes, cumulative extracted size, or member count before calling tar.extractal...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the helm pull --untar chart URL | repo/chartname command. An attacker can cause files to be written to unintended directories, potentially overwriting existing files or placing malicious files in accessible...

DEBIAN-CVE-2026-5439

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439 Memory Exhaustion via Forged ZIP Metadata

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439 Memory Exhaustion via Forged ZIP Metadata

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439

A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives uploaded to certain endpoints and trusts metadata fields describing the uncompressed size of archived files. An attacker can craft a small ZIP archive containing a forged size value,...

CVE-2026-5439

CVE-2026-5439 is a memory-exhaustion vulnerability in Orthanc’s ZIP archive processing. The issue arises when Orthanc auto-extracts uploaded ZIPs and trusts metadata describing uncompressed sizes; an attacker can craft a small ZIP with forged size values, causing the server to allocate extremely ...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

archive/tar: golang: Go's archive/tar package: Denial of Service via maliciously-crafted archive

A flaw was found in Go's archive/tar package. A remote attacker could exploit this vulnerability by providing a maliciously-crafted archive file. When the tar.Reader processes an archive containing a large number of sparse regions in the "old GNU sparse map" format, it can lead to unbounded memor...

golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip

A flaw was found in the archive/zip package in the Go standard library. A super-linear file name indexing algorithm is used in the first time a file in an archive is opened. A crafted zip archive containing a specific arrangement of file names can cause an excessive CPU and memory consumption. A ...

DEBIAN-CVE-2026-34178

In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the same archive that is never checked against project restrictions. An...