CVE-2026-49942: Improper Validation of Unsafe Equivalence in Input

Net::CIDR::Set versions through 0.20 for Perl did not validate network masks. The mask portion of a network mask could contain Unicode digits such as the Arabic-Indic One U+0661, or non-digits, which were ignored. This could allow network masks to accept larger networks. Leading zeros were also...

CVE-2026-3276

A flaw was found in the unicodedata.normalize function in Python. This vulnerability allows a remote attacker to cause excessive CPU consumption by providing specially crafted Unicode input. Successful exploitation can lead to a Denial of Service DoS on the affected system. Mitigation Mitigation...

CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

AZL-89466 CVE-2026-3276 affecting package python3 for versions less than 3.12.9-14

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

ALPINE-CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

UBUNTU-CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276 Potential DoS via quadratic complexity in unicodedata.normalize()

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

Unchecked Input for Loop Condition

Overview Affected versions of this package are vulnerable to Unchecked Input for Loop Condition via the unicodedata.normalize function. An attacker can cause excessive CPU consumption by submitting specially crafted Unicode input, potentially leading to service disruption. Remediation A fix was...

PSF-2026-25

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

EUVD-2026-34103

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276 Potential DoS via quadratic complexity in unicodedata.normalize()

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

CVE-2026-3276: Inefficient Algorithmic Complexity

unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating Canonical Combining Class values. This affects all normalization forms...

Linux Distros Unpatched Vulnerability : CVE-2026-3276

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - unicodedata.normalize can take excessive CPU time when processing specially crafted Unicode input containing long runs of combining characters with alternating...

PT-2026-45951

Name of the Vulnerable Software and Affected Versions Python affected versions not specified Description The unicodedata.normalize function can consume excessive CPU time when processing specially crafted Unicode input. This occurs when the input contains long sequences of combining characters wi...

PT-2026-46266

Name of the Vulnerable Software and Affected Versions Net::CIDR::Set versions prior to 0.21 Description The software accepts non-ASCII IP addresses and netmasks. Unicode digits, such as the Arabic-Indic One U+0661, are accepted but not properly parsed as numbers, which could allow network masks t...

CPython 安全漏洞

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has a security vulnerability that arises from excessive CPU consumption when processing specially crafted Unicode inputs, which may lead to a denial-of-service attack...

Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2026-39824)

The version of CBL-Mariner Releases installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2026-39824 advisory. - NewNTUnicodeString does not check for string length overflow. When provided with a string that...