Fleet has a rate limiting bypass via untrusted client IP headers

Impact Fleet trusted client-supplied IP address headers when determining the source IP for incoming requests. This allowed authenticated and unauthenticated clients to spoof their apparent IP address and bypass per-IP rate limiting controls. Fleet determines a client’s public IP address using HTT...

curl: Trailing-dot IPv4 URL bypasses IP-address guard, allows wildcard DNS SAN match

Hi all, Sorry to ruin anybody's day, but we've discovered another issue when it comes to dots. We've found a TLS certificate verification bypass that lets a trailing-dot IPv4 URL -- https://127.0.0.1./ -- pass peer authentication against a wildcard DNS SAN certificate such as DNS:.0.0.1. The IP...

wolfmqtt:wolfmqtt-fuzzer: Heap-buffer-overflow in MqttDecode_Props

Project: https://github.com/wolfSSL/wolfMQTT.git Detailed Report: https://oss-fuzz.com/testcase?key=6047565794836480 Project: wolfmqtt Fuzzing Engine: libFuzzer Fuzz Target: wolfmqtt-fuzzer Job Type: libfuzzerasanwolfmqtt Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...

p11-kit:persist_fuzzer: Heap-buffer-overflow in p11_lexer_next

Project: https://github.com/p11-glue/p11-kit.git Detailed Report: https://oss-fuzz.com/testcase?key=6006011348713472 Project: p11-kit Fuzzing Engine: libFuzzer Fuzz Target: persistfuzzer Job Type: libfuzzerasanp11-kit Platform Id: linux Crash Type: Heap-buffer-overflow READ 2 Crash Address:...

libdwarf:fuzz_findfuncbypc: Heap-double-free in _dwarf_destruct_elf_nlaccess

Project: https://github.com/davea42/libdwarf-code.git Detailed Report: https://oss-fuzz.com/testcase?key=5181686974578688 Project: libdwarf Fuzzing Engine: afl Fuzz Target: fuzzfindfuncbypc Job Type: aflasanlibdwarf Platform Id: linux Crash Type: Heap-double-free Crash Address: 0x7adb935e0680 Cra...

libreoffice:ww8fuzzer: Heap-use-after-free in SwTable::GetTableBox

Project: git://anongit.freedesktop.org/libreoffice/core Detailed Report: https://oss-fuzz.com/testcase?key=4919609571737600 Project: libreoffice Fuzzing Engine: honggfuzz Fuzz Target: ww8fuzzer Job Type: honggfuzzasanlibreoffice Platform Id: linux Crash Type: Heap-use-after-free READ 8 Crash...

PT-2026-40958

Name of the Vulnerable Software and Affected Versions HCL AION affected versions not specified Description Sensitive information may be included in URL parameters. Passing sensitive data in URLs can expose it through browser history, logs, or intermediary systems, potentially leading to unintende...

PT-2026-41185

Name of the Vulnerable Software and Affected Versions CodeWhale versions prior to 0.8.26 Description Server-Side Request Forgery SSRF occurs when the application fails to properly validate IPv6 addresses provided directly in a URL, such as http://::1. While the system validates hostnames that...

Linux Distros Unpatched Vulnerability : CVE-2026-42338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ip-address is a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript. Prior to 10.1.1, Address6.group and Address6.link do not HTML-escape...

mail/mailpit -- multiple vulnerabilities

Mailpit author reports: Set a default 50MB per message limit to prevent DoS via unlimited SMTP DATA and /api/v1/send body sizes GHSA-fpxj-m5q8-fphw Include CGNAT Carrier-Grade NAT in internal IP checks GHSA-j3fj-qppj-fmmc Block internal IP access by default in HTML check GHSA-j3fj-qppj-fmmc Fix f...

Linux Distros Unpatched Vulnerability : CVE-2026-8328

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with...

EUVD-2026-30177

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

EUVD-2026-30142

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

CVE-2026-8328

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

AZL-86913 CVE-2026-8328 affecting package python3 for versions less than 3.12.9-13

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

DEBIAN-CVE-2026-8328

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

UBUNTU-CVE-2026-8328

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

CVE-2026-8328

The ftpcp function in Lib/ftplib.py was not updated when CVE-2021-4189 was fixed. While makepasv was patched to replace server-supplied PASV host addresses with the actual peer address getpeername0, ftpcp still calls parse227 directly and passes the raw attacker-controllable IP address and port t...

Exploit for CVE-2026-40369

CVE-2026-40369: Arbitrary Kernel Address Increment via NtQuery...

CVE-2026-42175

requests-hardened is a library that overrides the default behaviors of the requests library, and adds new security features. Prior to , the SSRF protection in requests-hardened fails to block IP addresses within the RFC 6598 Shared Address Space 100.64.0.0/10. An attacker who can supply arbitrary...