PYSEC-2026-2617 Mako vulnerable to path traversal via backslash URI on Windows in TemplateLookup

Summary On Windows, a URI using backslash traversal e.g. ....\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the configured template directory. Details The root cause is a...

Mako vulnerable to path traversal via backslash URI on Windows in TemplateLookup

SummaryOn Windows, a URI using backslash traversal e.g. \..\..\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the configured template directory. DetailsThe root cause is a...

PT-2026-59270

Summary On Windows, a URI using backslash traversal e.g. .... secret.txt bypasses the directory traversal check in Template. init and the posixpath-based normalization in TemplateLookup.get template, allowing reads of files outside the configured template directory. Details The root cause is a...

Medium: python-mako

Issue Overview: Mako is a template library written in Python. Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal when a URI starts with // e.g., //../../../secret.txt. The root cause is an inconsistency between two slash-stripping implementations. Any file readable by the...

SUSE SLED15 / SLES15 Security Update : python-Mako (SUSE-SU-2026:1819-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:1819-1 advisory. This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is...

SUSE SLES15 Security Update : python-Mako (SUSE-SU-2026:1820-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:1820-1 advisory. This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path...

CVE-2026-44307 Mako: Path traversal via backslash URI on Windows in TemplateLookup

Mako is a template library written in Python. Prior to 1.3.12, on Windows, a URI using backslash traversal e.g. ....\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the...

CVE-2026-44307 Mako: Path traversal via backslash URI on Windows in TemplateLookup

Mako is a template library written in Python. Prior to 1.3.12, on Windows, a URI using backslash traversal e.g. ....\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the...

SUSE-SU-2026:1820-1 Security update for python-Mako

This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal bsc1262716...

Mako vulnerable to path traversal via backslash URI on Windows in TemplateLookup

Summary On Windows, a URI using backslash traversal e.g. ....\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the configured template directory. Details The root cause is a...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Mako vulnerability (USN-8234-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8234-1 advisory. It was discovered that Mako incorrectly handled URIs with double-slash prefixes in...

USN-8234-1 python-mako vulnerability

It was discovered that Mako incorrectly handled URIs with double-slash prefixes in TemplateLookup. A remote attacker could possibly use this issue to obtain sensitive information...

SUSE SLES16 Security Update : python-Mako (SUSE-SU-2026:21426-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:21426-1 advisory. This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path...

OPENSUSE-SU-2026:20645-1 Security update for python-Mako

This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal bsc1262716...

SUSE-SU-2026:21426-1 Security update for python-Mako

This update for python-Mako fixes the following issue: - CVE-2026-41205: Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal bsc1262716...

CVE-2026-41205

A flaw was found in Mako, a Python template library. This vulnerability, known as path traversal, allows an attacker to access files outside of the intended directory. By providing a specially crafted input to the TemplateLookup.gettemplate function, a remote attacker can exploit an inconsistency...

Mako: Path traversal via double-slash URI prefix in TemplateLookup

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CVE-2026-41205

Mako is a template library written in Python. Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal when a URI starts with // e.g., //../../../secret.txt. The root cause is an inconsistency between two slash-stripping implementations. Any file readable by the process can be...

PYSEC-2026-88

Mako is a template library written in Python. Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal when a URI starts with // e.g., //../../../secret.txt. The root cause is an inconsistency between two slash-stripping implementations. Any file readable by the process can be...

PYSEC-2026-88

Mako is a template library written in Python. Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal when a URI starts with // e.g., //../../../secret.txt. The root cause is an inconsistency between two slash-stripping implementations. Any file readable by the process can be...