libreswan: badly formatted X.509 certificate can cause an assertion failure that crashes the daemon process

A flaw was found in Libreswan. An unauthenticated remote attacker can send a specially crafted X.509 certificate payload during an IKEv1 or IKEv2 exchange. This flaw occurs when Libreswan is operating in FIPS Federal Information Processing Standards mode and processing a certificate with an inval...

netty-incubator-codec-ohttp: Binary HTTP parser infinite loop on known-length field section boundary

Summary io.netty.incubator:netty-incubator-codec-bhttp can enter a non-terminating parse loop when a known-length Binary HTTP field section ends exactly after a complete field line. A remote peer that can send Binary HTTP input to a Netty pipeline using BinaryHttpParser / BinaryHttpDecoder can us...

CVE-2026-63388

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has a heap out-of-bounds write in buffereventsock.c when buffereventsocketsetconnaddress copies a kernel-supplied AFUNIX peer address into buffereventprivate.connaddress. Release builds compiled with NDEBUG disab...

CVE-2026-53424

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

CVE-2026-53424 Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

CVE-2026-53424

CVE-2026-53424 is an authentication bypass by capture-replay in dropbox/samly , a SAML service provider library for Elixir, affecting versions 0.3.0 and later . The root cause is that Samly.Helper.decode_idp_auth_resp/3 calls esaml_sp:validate_assertion/2, whose default duplicate detector is a no...

CVE-2026-53424 Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

EEF-CVE-2026-53424 Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

Summary Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate...

EUVD-2026-63490

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

K000162994: Node.js vulnerabilities CVE-2026-21712 and CVE-2026-56846

Security Advisory Description CVE-2026-21712 A flaw in Node.js URL processing causes an assertion failure in native code when url.format is called with a malformed internationalized domain name IDN containing invalid characters, crashing the Node.js process. CVE-2026-56846 A flaw in Node.js HTTP/...

RHEL 9 : libreswan (RHSA-2026:57741)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:57741 advisory. Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide...

CVE-2026-53424: Authentication Bypass by Capture-replay

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

PT-2026-79072

Name of the Vulnerable Software and Affected Versions dropbox samly versions 0.3.0 and later Description An authentication bypass exists where an attacker can authenticate as the subject of a captured SAML assertion by resubmitting it. This occurs because the function decode idp auth resp/3 in...

bind: bind9: Unexpected exit with NSEC and NSEC3 both present

If a provably insecure domain is covered by both an NSEC and NSEC3 record at the parent, and there exist an RRSIG for only one of these types, then BIND may exit unexpectedly with an assertion while validating this proof...

bind: BIND: Denial of Service via specially crafted DNS messages

A flaw was found in the bind component, specifically within the named daemon. This vulnerability allows a remote attacker to send specially crafted Domain Name System DNS messages. These messages, which use unusual classes or meta-classes, can trigger assertion failures in the named daemon when...

CVE-2026-76926 Reachable Assertion in Wireshark

BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-76926

CVE-2026-76926 is a denial-of-service vulnerability in the BUSMASTER file parser of Wireshark , affecting versions 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 . Unlike most other CVEs in the same batch which cause crashes, this issue results in an abnormal exit of the parser when processing a crafted BUSM...

CVE-2026-76926 Reachable Assertion in Wireshark

BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-76926 Reachable Assertion in Wireshark

BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service...

Replay Attack

Overview phpmyfaq/phpmyfaq is a FAQ system for PHP and MySQL, PostgreSQL and other databases Affected versions of this package are vulnerable to Replay Attack through improper handling of the prepareForLogin process. An attacker can gain unauthorized access by replaying a previously captured...