PYSEC-2026-4053 hpack: Unbounded variable integer decoding can cause run-away computation on malformed input

Impact Users of the python-hyper/hpack library, most commonly used as downstream dependency of the python-hyper/h2 library an HTTP/2 client and server implementation. Unbounded variable integer decoding can cause run-away computation on malformed input leading to On^2 runtime, effectively blockin...

hpack: Unbounded variable integer decoding can cause run-away computation on malformed input

ImpactUsers of the python-hyper/hpack library, most commonly used as downstream dependency of the python-hyper/h2 library an HTTP/2 client and server implementation. Unbounded variable integer decoding can cause run-away computation on malformed input leading to On^2 runtime, effectively blocking...

CVE-2026-22015-Serverless-Function-Environment-Variable-Injection-via-Event

CVE-2026-22015 – Serverless Function Environment Variable Injection via Event Program Code Python Lambda sim lambdaenvinject.py - Vulnerable function that reads env from event import os, json def handlerevent, context: The event contains environment variable overrides debug feature for key, value...

CVE-2024-50340

CVE-2024-50340 POC Requirements The registerargcargv option must be enabled in the PHP configuration file php.ini. This setting loads command-line arguments and query params into $SERVER'argv'. https://www.php.net/manual/en/ini.core.phpini.register-argc-argv Explanation of Vulnerable Code This...

CVE-2024-48990

CVE-2024-48990 Введение Эта уязвимость использует способ, которым needrestart управляет переменными окружения; точнее, PYTHONPATH можно перехватить, изменив переменную PYTHONPATH на каталог, содержащий вредоносную библиотеку, что позволяет выполнить код и получить доступ. В некоторых каталогах...

CVE-2024-28397-js2py-Sandbox-Escape

CVE-2024-28397-js2py-Sandbox-Escape js2py Vulnerability Analysis Introduction js2py is a popular python package that can evaluate javascript code inside the python interpreter. It is used by various web scrapers to parse javascript code on websites. There exists a vulnerability in the...

CVE-2024-48990-PoC

CVE-2024-48990-PoC What is needrestart and how does it work? Needrestart is a widely used utility on Linux systems default on many Ubuntu versions that checks after a software update whether any service or the system itself needs to be restarted. By analyzing running processes, it determines if...

CVE-2024-46538

Thanks tophysicszq, who discovered this vulnerability. CVE-2024-46538 ★ CVE-2024-46538 PfSense Stored XSS lead to Arbitrary Code Execution PoC ★ Description CVE-2024-46538 : PfSense Stored XSS Vulnerability description: A cross-site scripting XSS vulnerability in pfsense v2.5.2 allows attackers t...

CVE-2025-27363-proof-of-concept

Proof-of-concept for CVE-2025-27363 that crashes FreeType 2.13.0. This modifies Roboto Flex, a variable font, so that the "%" character glyph 8 is now a composite glyph with 0xfffd subglyphs. Rendering the edited font with FreeType 2.13.0 the last version before the fix crashes, with ASAN detecti...

looneyCVE

Step 1 Check the glibc version ldd --version Check if a machine is vulnerable to Looney Tunables CVE-2023-4911 env -i "GLIBCTUNABLES=glibc.malloc.mxfast=glibc.malloc.mxfast=A" "Z=printf '%08192x' 1" /usr/bin/su --help If we get a Segmentation fault core dumped, then machine is vulnerable. Step 2...

needrestart-sudo-escalate-cve-2024-4890

CVE-2024-4890: needrestart Sudo Privilege Escalation PoC Disclaimer For lab-only use in controlled environments. Do not exploit on production systems without explicit authorization. This PoC is for educational purposes only. The author is not responsible for any misuse or unauthorized access...

CVE-2026-103252

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an authorization bypass vulnerability in the credential test endpoint that resolves project-scoped variables without validating caller access. Attackers can specify an arbitrary project ID in the request...

CVE-2026-103252 n8n before 1.123.80, 2.39.6, and 2.40.1 Information Disclosure via Credential Test Endpoint

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an authorization bypass vulnerability in the credential test endpoint that resolves project-scoped variables without validating caller access. Attackers can specify an arbitrary project ID in the request...

CVE-2026-103252 n8n before 1.123.80, 2.39.6, and 2.40.1 Information Disclosure via Credential Test Endpoint

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an authorization bypass vulnerability in the credential test endpoint that resolves project-scoped variables without validating caller access. Attackers can specify an arbitrary project ID in the request...

EUVD-2026-90646

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an authorization bypass vulnerability in the credential test endpoint that resolves project-scoped variables without validating caller access. Attackers can specify an arbitrary project ID in the request...

CLEANSTART-2026-NW20382 If the PATH environment variable contains paths which are executables (rather than just directories), passing certain strings to LookPath ("", "

Security vulnerability affects the cri-tools package. If the PATH environment variable contains paths which are executables rather than just directories, passing certain strings to LookPath "", "...

CLEANSTART-2026-PR48367 Due to the usage of a variable time instruction in the assembly implementation of an internal function, a small number of bits of secret scalars are leaked on the ppc64le architecture

Security vulnerability affects the cri-tools package. Due to the usage of a variable time instruction in the assembly implementation of an internal function, a small number of bits of secret scalars are leaked on the ppc64le architecture...

SUSE CVE-2026-97905

In the Linux kernel, the following vulnerability has been resolved: cpufreq: zero-initialize policy cpumask before sysfs publication cpufreqpolicyalloc allocates policy-cpus with alloccpumaskvar, i.e. without GFPZERO, unlike the sibling relatedcpus and realcpus masks. With CONFIGCPUMASKOFFSTACK=y...

AlmaLinux 9.2 [TuxCare] Security Update: freetype / freetype-demos / freetype-devel (ALMALINUX9.2:CLSA-2025:1745956171)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1745956171 advisory. - An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse...

CentOS Linux 7 [TuxCare] Security Update: freetype / freetype-demos / freetype-devel (CENTOS7:CLSA-2025:1742926404)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2025:1742926404 advisory. - An out of bounds write exists in FreeType versions 2.13.0 and below newer versions of FreeType are not vulnerable when attempting to parse font...