CVE-2025-27556

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.setlanguage are subject to a potential denial-of-service attack v...

CVE-2025-27556: Allocation of Resources Without Limits or Throttling

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.setlanguage are subject to a potential denial-of-service attack v...

PT-2025-14483

Name of the Vulnerable Software and Affected Versions Django versions 5.1 before 5.1.8 Django versions 5.0 before 5.0.14 Description An issue was discovered where the NFKC normalization is slow on Windows, making certain views subject to a potential denial-of-service attack via certain inputs wit...

CVE-2025-27556

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.setlanguage are subject to a potential denial-of-service attack v...

CVE-2025-27556

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.setlanguage are subject to a potential denial-of-service attack v...

CVE-2025-27556

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.setlanguage are subject to a potential denial-of-service attack v...

USN-6891-1 python3.5, python3.6, python3.7, python3.8, python3.9, python3.10, python3.11, python3.12 vulnerabilities

It was discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 18.04 LTS. CVE-2015-20107 It was discovered that Python incorrectly used regular expressions vulnerable to...

CVE-2024-34078

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

DEBIAN-CVE-2024-34078

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

CVE-2024-34078

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

CVE-2024-34078 html-sanitizer allows arbitrary HTML present after sanitization because of unicode normalization

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

CVE-2024-34078

CVE-2024-34078 affects the html-sanitizer library. When keep_typographic_whitespace is false (default), Unicode is normalized to NFKC at the end, and some characters can normalize to chevrons, allowing specially crafted HTML to bypass sanitization. Exploitation could enable HTML injection within ...

CVE-2024-34078

Removed by vendor...

CVE-2024-34078 html-sanitizer allows arbitrary HTML present after sanitization because of unicode normalization

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

CVE-2024-34078

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

Arbitrary HTML present after sanitization because of unicode normalization

Impact If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. Patches The problem has been fixed in 2.4.2. Workarounds Se...

GHSA-WVHX-Q427-FGH3 Arbitrary HTML present after sanitization because of unicode normalization

Impact If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. Patches The problem has been fixed in 2.4.2. Workarounds Se...

PT-2024-25688

Name of the Vulnerable Software and Affected Versions html-sanitizer versions prior to 2.4.2 Description The issue concerns an allowlist-based HTML cleaner. If using keep typographic whitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode...

CVE-2024-34078: Improper Neutralization of Input During Web Page Generation

html-sanitizer is an allowlist-based HTML cleaner. If using keeptypographicwhitespace=False which is the default, the sanitizer normalizes unicode to the NFKC form at the end. Some unicode characters normalize to chevrons; this allows specially crafted HTML to escape sanitization. The problem has...

RHEL 6 / 7 : rh-python36-python (RHSA-2019:0765)

The remote Redhat Enterprise Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:0765 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic...