CVE-2026-20290 Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-20290

CVE-2026-20290 affects the Snort 2 Detection Engine within Cisco Secure Firewall Threat Defense (FTD) Software . The root cause is incomplete validation of SSL certificates during parsing. An unauthenticated, remote attacker can exploit this by sending a crafted SSL connection setup request, caus...

EUVD-2026-81150

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-20290 Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

Security Bulletin: IBM Db2 Developer Extension is affected by vulnerability in spring boot (CVE-2026-40974)

Summary IBM Db2 Developer Extension is affected by vulnerability in spring boot CVE-2026-40974 Vulnerability Details CVEID:CVE-2026-40974 DESCRIPTION: Spring Boot's Cassandra auto-configuration does not perform hostname verification when establishing an SSL connection to Cassandra. Affected: Spri...

Reverse, Patch, Recompile: Defeating SSL Pinning from the Inside Out

Whitepaper called Reverse, Patch, Recompile: Defeating SSL Pinning from the Inside Out. Is SSL pinning blocking your network analysis? Learn how to dismantle client-side certificate validation by directly modifying the application's code. This step-by-step guide covers the art of decompiling,...

CVE-2026-20290: Buffer Access with Incorrect Length Value

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

PT-2026-93974

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-61668: Improper Certificate Validation

DIRAC is an interware, meaning a software framework for distributed computing. Prior to versions 8.0.79, 9.0.22, and 9.1.10, WorkloadManagementSystem/Utilities/PilotWrapper.py pilotWrapperScript uses ssl.createunverifiedcontext to download the second-stage pilot.tar archive without TLS certificat...

rsync: rsync: TLS Certificate Validation Bypass allows interception of encrypted sessions

A flaw was found in the rsync-ssl wrapper script's TLS certificate validation. An on-path attacker can present self-signed or invalid certificates to intercept, decrypt, or tamper with encrypted sessions. Because rsync fails to validate the certificate against a trusted CA or verify hostname...

rsync: rsync: TLS Certificate Validation Bypass allows interception of encrypted sessions

A flaw was found in the rsync-ssl wrapper script's TLS certificate validation. An on-path attacker can present self-signed or invalid certificates to intercept, decrypt, or tamper with encrypted sessions. Because rsync fails to validate the certificate against a trusted CA or verify hostname...

Astra Linux – Vulnerability in OpenSSL

Issue summary: Calling the OpenSSL API function SSLfreebuffers may cause memory to be accessed that was previously freed in some situations. Impact summary: Using memory that has already been freed can lead to various potential consequences, such as corruption of valid data, crashes, or execution...

Astra Linux – Vulnerability in mbedtls

A issue was discovered in Mbed TLS before version 2.24.0 and before versions 2.16.8 LTS and 2.7.17 LTS. There is a lack of zeroization of plaintext buffers in mbedtlssslread, which is necessary to erase unused application data from memory...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allowed Use After Free in smtpreset in certain situations that might be common in builds using OpenSSL...

Astra Linux – Vulnerability in curl

There is an authentication bypass vulnerability in libcurl version 8.0.0, particularly in the FTP connection reuse feature. This vulnerability can cause incorrect credentials to be used during subsequent transfers. Previously created connections are retained in a connection pool for reuse if they...

Astra Linux – Vulnerability in Maven

Apache Maven will no longer follow repositories that are defined in a dependency’s Project Object Model pom, which may be surprising to some users. This change introduces potential risks if a malicious actor takes control of such repositories or gains access to pretend to be those repositories...

Astra Linux – Vulnerability in busybox

Busybox contains a vulnerability related to SSL certificate validation. This vulnerability exists in the “busybox wget” applet, and it can lead to the execution of arbitrary code. This vulnerability appears to be exploitable by simply downloading any file over an HTTPS connection using “busybox...

WordPress SSL Zen — SSL Certificate Installer & HTTPS Redirects plugin < 4.7.40 - Subscriber+ TLS Private Key Disclosure vulnerability

Subscriber+ TLS Private Key Disclosure vulnerability discovered by Suhayb Ahmed cyboltx in WordPress Plugin SSL Zen versions 4.7.40...

CVE-2026-86781

The SSL Zen — SSL Certificate Installer & HTTPS Redirects WordPress plugin before 4.7.40 does not perform capability or nonce checks on a certificate-file download routine that runs early in the WordPress admin request lifecycle, allowing any authenticated user, including Subscribers, to download...