ROOT-APP-PYPI-CVE-2024-3651 CVE-2024-3651 in rootio-idna - Patched by Root

Root has patched CVE-2024-3651 in the rootio-idna package for Root:PyPI. Multiple fixed versions available...

SUSE-SU-2026:21914-1 Security update for python-idna

This update for python-idna fixes the following issue - CVE-2026-45409: specially crafted inputs to idna.encode can bypass earlier security fix bsc1265413...

SUSE-SU-2026:21873-1 Security update for python-idna

This update for python-idna fixes the following issue - CVE-2026-45409: specially crafted inputs to idna.encode can bypass earlier security fix bsc1265413...

Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

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Linux Distros Unpatched Vulnerability : CVE-2026-39821

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII- only label. For example, ToUnicodexn--example-.com...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via the ToASCII and ToUnicode functions. An attacker can bypass hostname validation by submitting Punycode-encoded labels that decode to ASCII-only labels, potentially leading to privilege escalation in...

CVE-2026-39821

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...

CVE-2026-39821

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...

CVE-2026-39821

CVE-2026-39821 affects golang.org/x/net/idna; ToASCII/ToUnicode incorrectly accept Punycode-encoded labels that decode to ASCII-only labels (e.g., xn--example-.com). The issue can enable privilege escalation in programs that validate ASCII hostnames but later convert to Unicode, potentially grant...

CVE-2026-39821 Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...

CVE-2026-39821

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...

GO-2026-5026 Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode"xn--example-.com" incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege escalation in programs using the idna...

OPENSUSE-SU-2026:10829-1 python311-idna-3.15-1.1 on GA media

These are all security issues fixed in the python311-idna-3.15-1.1 package on the GA media of openSUSE Tumbleweed...

GHSA-65PC-FJ4G-8RJX Internationalized Domain Names in Applications (IDNA): Specially crafted inputs to idna.encode() can bypass CVE-2024-3651 fix

This is the same issue as CVE-2024-3651, however the original remediation in 2024 was not a complete fix. Payloads such as "\u0660" N or "\u30fb" N + "\u6f22" utilize the validcontexto function prior to length rejection, and for high values of N will take a long time to process. Impact A speciall...

PT-2026-41956

Name of the Vulnerable Software and Affected Versions idna versions prior to 3.14 Description A specially crafted argument passed to the idna.encode function can consume significant system resources, potentially leading to a denial-of-service. This occurs because payloads containing specific...

CLSA-2026-1777946894 Fix CVE(s): CVE-2022-0391, CVE-2022-45061, CVE-2024-7592, CVE-2026-4519

SECURITY UPDATE: URL parsing accepts ASCII tab/CR/LF URL smuggling - debian/patches/CVE-2022-0391.patch: sanitise tab, CR, LF anywhere in URL/scheme inside urlsplit before cache lookup, plus regression test in Lib/urlparse.py, Lib/test/testurlparse.py. - CVE-2022-0391 SECURITY UPDATE: Quadratic...

Astra Linux - уязвимость в python-idna

A vulnerability was identified in the kjd/idna library, specifically within the idna.encode function, affecting version 3.6. The issue arises from the function’s handling of crafted input strings, which can lead to quadratic complexity and consequently, a denial of service condition. This...

Astra Linux - уязвимость в libuv1

Node.js before 16.4.1, 14.17.2, 12.22.2 is vulnerable to an out-of-bounds read when uvidnatoascii is used to convert strings to ASCII. The pointer p is read and increased without checking whether it is beyond pe, with the latter holding a pointer to the end of the buffer. This can lead to...

Astra Linux - уязвимость в python3.7, python2.7

A issue was discovered in Python before version 3.11.1. An unnecessary quadratic algorithm exists in one path when processing certain inputs to the IDNA RFC 3490 decoder. This can lead to an excessive CPU usage when a maliciously crafted, unreasonably long hostname is provided to the decoder...

Splunk Enterprise 9.1.x < 9.1.8 / 9.2.x < 9.2.5 / 9.3.x < 9.3.3 / 9.4.x < 9.4.1 Multiple Vulnerabilities (SVD-2025-0308)

The version of Splunk installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities: - A vulnerability in the kjd/idna library, specifically within the idna.encode function, allows crafted input strings to cause quadratic complexity, leading to a...