coreruleset 4.21.0 - Firewall Bypass

Exploit Title: coreruleset 4.21.0 - Firewall Bypass Date: 04/08/2026 Exploit Author: Daytrift Newgen Vendor Homepage: https://github.com/coreruleset Software Link: https://github.com/coreruleset/coreruleset Version: 4.22.0/3.3.8 Tested on: Fedora, MacOS CVE : CVE-2026-21876 import base64 import o...

CVE-2025-71058

Achaldhir Dual DHCP DNS Server 8.01 contains a vulnerability where it improperly accepts and caches UDP DNS responses without validating that the source is a legitimate configured upstream DNS server. The software primarily matches responses by TXID and inserts the results into the cache. This al...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

EUVD-2024-22911

Malicious code in bioql PyPI...

EUVD-2025-10377

Malicious code in bioql PyPI...

ALPINE-CVE-2025-31498

c-ares is an asynchronous resolver library. From 1.32.3 through 1.34.4, there is a use-after-free in readanswers when processanswer may re-enqueue a query either due to a DNS Cookie Failure or when the upstream server does not properly support EDNS, or possibly on TCP queries if the remote closed...

UBUNTU-CVE-2025-31498

c-ares is an asynchronous resolver library. From 1.32.3 through 1.34.4, there is a use-after-free in readanswers when processanswer may re-enqueue a query either due to a DNS Cookie Failure or when the upstream server does not properly support EDNS, or possibly on TCP queries if the remote closed...

FreeBSD : powerdns-recursor -- denial of service (1af16f2b-023c-11ef-8791-6805ca2fa271)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 1af16f2b-023c-11ef-8791-6805ca2fa271 advisory. - A crafted response from an upstream server the recursor has been configured to forward-recurse to can...

CVE-2024-25583

A crafted response from an upstream server the recursor has been configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration of the Recursor does not use recursive forwarding and is not affected...

DEBIAN-CVE-2024-25583

A crafted response from an upstream server the recursor has been configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration of the Recursor does not use recursive forwarding and is not affected...

CVE-2024-25583 Crafted responses can lead to a denial of service in Recursor if recursive forwarding is configured

A crafted response from an upstream server the recursor has been configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration of the Recursor does not use recursive forwarding and is not affected...

CVE-2024-25583

CVE-2024-25583 affects the PDNS Recursor (pdns-recursor). A crafted response from an upstream server that the recursor is configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration does not use recursive forwarding and is not affected; however, when ...

CVE-2024-25583

A crafted response from an upstream server the recursor has been configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration of the Recursor does not use recursive forwarding and is not affected...

CVE-2024-25583: Improper Input Validation

A crafted response from an upstream server the recursor has been configured to forward-recurse to can cause a Denial of Service in the Recursor. The default configuration of the Recursor does not use recursive forwarding and is not affected...

EulerOS Virtualization 2.10.0 : nghttp2 (EulerOS-SA-2023-3478)

According to the versions of the nghttp2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy's HTTP/2 codec may leak a header map and bookkeeping...

EulerOS 2.0 SP11 : nghttp2 (EulerOS-SA-2023-3038)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy's HTTP/2 codec may leak a header map and bookkeeping structures upon...

DEBIAN-CVE-2023-40225

HAProxy through 2.0.32, 2.1.x and 2.2.x through 2.2.30, 2.3.x and 2.4.x through 2.4.23, 2.5.x and 2.6.x before 2.6.15, 2.7.x before 2.7.10, and 2.8.x before 2.8.2 forwards empty Content-Length headers, violating RFC 9110 section 8.6. In uncommon cases, an HTTP/1 server behind HAProxy may interpre...