EUVD-2026-120534

Tinyproxy through 1.11.3 contains an access control bypass vulnerability in aclstringprocessing in src/acl.c that compares only trailing hostname characters without checking DNS label boundaries. Attackers controlling the PTR record for their source IP, such as untrusted.net, can satisfy an 'Allo...

CVE-2026-125371

Tinyproxy through 1.11.3 contains an access control bypass vulnerability in aclstringprocessing in src/acl.c that compares only trailing hostname characters without checking DNS label boundaries. Attackers controlling the PTR record for their source IP, such as untrusted.net, can satisfy an 'Allo...

CVE-2026-125371: tinyproxy: Tinyproxy through 1.11.3 contains an access control bypass vulnerability in acl_string_processing() in src/acl.c that…

Tinyproxy through 1.11.3 contains an access control bypass vulnerability in aclstringprocessing in src/acl.c that compares only trailing hostname characters without checking DNS label boundaries. Attackers controlling the PTR record for their source IP, such as untrusted.net, can satisfy an 'Allo...

CVE-2026-125371

Versions of Tinyproxy through 1.11.3 are vulnerable to an access control bypass within the acl_string_processing() function in src/acl.c . The root cause is a partial string comparison that evaluates only trailing hostname characters without verifying DNS label boundaries . This allows an attacke...

PT-2026-141194

Tinyproxy through 1.11.3 contains an access control bypass vulnerability in acl string processing in src/acl.c that compares only trailing hostname characters without checking DNS label boundaries. Attackers controlling the PTR record for their source IP, such as untrusted.net, can satisfy an...

EulerOS Virtualization 2.12.0 : rsync (EulerOS-SA-2026-3671)

According to the versions of the rsync package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list...

EulerOS 2.0 SP12 : rsync (EulerOS-SA-2026-3383)

According to the versions of the rsync packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement wh...

PT-2026-85520

Robots::Validate versions from 0.3.2 before 0.3.11 for Perl allow unbounded outbound DNS queries per validation via a forward-confirmation loop that does not bound the names it queries. check dns issues one PTR query for the client address, keeps the returned names matching the rule's domain, and...

CVE-2026-75514

BunkerWeb is an open-source, next-generation Web Application Firewall. Prior to 1.6.13, the blacklist, greylist, and antibot modules in src/common/core/blacklist/blacklist.lua, src/common/core/greylist/greylist.lua, and src/common/core/antibot/antibot.lua trust PTR suffix matches in IGNORERDNS,...

CVE-2026-75514

BunkerWeb is an open-source, next-generation Web Application Firewall. Prior to 1.6.13, the blacklist, greylist, and antibot modules in src/common/core/blacklist/blacklist.lua, src/common/core/greylist/greylist.lua, and src/common/core/antibot/antibot.lua trust PTR suffix matches in IGNORERDNS,...

CVE-2026-75514: Reliance on Reverse DNS Resolution for a Security-Critical Action

BunkerWeb is an open-source, next-generation Web Application Firewall. Prior to 1.6.13, the blacklist, greylist, and antibot modules in src/common/core/blacklist/blacklist.lua, src/common/core/greylist/greylist.lua, and src/common/core/antibot/antibot.lua trust PTR suffix matches in IGNORERDNS,...

CVE-2026-67189 pfSense Plus/CE Stored XSS via Traffic Graphs PTR Record

pfSense Plus before 26.07 and pfSense CE through 2.8.1 contain a stored cross-site scripting vulnerability in the Traffic Graphs top-talkers feature, where PTR records returned by reverse DNS lookups are incorporated without sanitization into AJAX responses and rendered as HTML through a DOM sink...

CVE-2026-67189 pfSense Plus/CE Stored XSS via Traffic Graphs PTR Record

pfSense Plus before 26.07 and pfSense CE through 2.8.1 contain a stored cross-site scripting vulnerability in the Traffic Graphs top-talkers feature, where PTR records returned by reverse DNS lookups are incorporated without sanitization into AJAX responses and rendered as HTML through a DOM sink...

AZL-86994 CVE-2026-43617 affecting package rsync for versions less than 3.4.3-1

Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement when configured with chroot. Attackers can bypass hostname-based deny rules by controlling the PTR record for their source IP address, allowing...

CVE-2026-43617

Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement when configured with chroot. Attackers can bypass hostname-based deny rules by controlling the PTR record for their source IP address, allowing...

EUVD-2008-2353

Malware in sbrugna...

EUVD-2010-0531

Malware in sbrugna...

CVE-2010-0500

Event Monitor in Apple Mac OS X before 10.6.3 does not properly validate hostnames of SSH clients, which allows remote attackers to cause a denial of service arbitrary client blacklisting via a crafted DNS PTR record, related to a "plist injection issue."...

SUSE CVE-2022-28391

BusyBox through 1.35.0 allows remote attackers to execute arbitrary code if netstat is used to print a DNS PTR record's value to a VT compatible terminal. Alternatively, the attacker could choose to change the terminal's colors...

EulerOS 2.0 SP10 : busybox (EulerOS-SA-2022-2126)

According to the versions of the busybox package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - BusyBox through 1.35.0 allows remote attackers to execute arbitrary code if netstat is used to print a DNS PTR record's value to a VT compatible...