CVE-2026-16434 Adminer before 5.5.1 X-Forwarded-Prefix Backslash Bypass

Adminer 4.6.0 through 5.5.0 fixed in 5.5.1 contains an incomplete fix for a prior X-Forwarded-Prefix vulnerability GHSA-8478-xrj3-h9c2. The validation guard bootstrap.inc.php only rejects prefixes matching ^/^/, blocking //evil.com but allowing values such as /\evil.com whose second character is ...

EUVD-2026-65195

Adminer 4.6.0 through 5.5.0 fixed in 5.5.1 contains an incomplete fix for a prior X-Forwarded-Prefix vulnerability GHSA-8478-xrj3-h9c2. The validation guard bootstrap.inc.php only rejects prefixes matching ^/^/, blocking //evil.com but allowing values such as /\evil.com whose second character is ...

CVE-2026-34959 Adminer before 5.5.0 Open Redirect via X-Forwarded-Prefix

Adminer 4.6.0 before 5.5.0 prepends the client-supplied X-Forwarded-Prefix header to $SERVER"REQUESTURI" with no trusted-proxy check and no validation of the prefix value. An attacker can supply an absolute URL e.g. X-Forwarded-Prefix: https://evil.example that flows into Location redirect header...

EUVD-2026-65196

Adminer 4.6.0 before 5.5.0 prepends the client-supplied X-Forwarded-Prefix header to $SERVER"REQUESTURI" with no trusted-proxy check and no validation of the prefix value. An attacker can supply an absolute URL e.g. X-Forwarded-Prefix: https://evil.example that flows into Location redirect header...

CVE-2026-34959 Adminer before 5.5.0 Open Redirect via X-Forwarded-Prefix

Adminer 4.6.0 before 5.5.0 prepends the client-supplied X-Forwarded-Prefix header to $SERVER"REQUESTURI" with no trusted-proxy check and no validation of the prefix value. An attacker can supply an absolute URL e.g. X-Forwarded-Prefix: https://evil.example that flows into Location redirect header...

CVE-2026-34959

Adminer 4.6.0 before 5.5.0 prepends the client-supplied X-Forwarded-Prefix header to $_SERVER["REQUEST_URI"] without a trusted-proxy check or validation of the prefix value. An attacker can inject an absolute URL (e.g., https://evil.example) that propagates into Location redirect headers, the Set...

CVE-2026-34959

Adminer 4.6.0 before 5.5.0 prepends the client-supplied X-Forwarded-Prefix header to $SERVER"REQUESTURI" with no trusted-proxy check and no validation of the prefix value. An attacker can supply an absolute URL e.g. X-Forwarded-Prefix: https://evil.example that flows into Location redirect header...

CVE-2026-16434

Adminer 4.6.0 through 5.5.0 fixed in 5.5.1 contains an incomplete fix for a prior X-Forwarded-Prefix vulnerability GHSA-8478-xrj3-h9c2. The validation guard bootstrap.inc.php only rejects prefixes matching ^/^/, blocking //evil.com but allowing values such as /\evil.com whose second character is ...

CVE-2026-16434

Adminer versions 4.6.0 through 5.5.0 contain an incomplete fix for a prior X-Forwarded-Prefix header injection (GHSA-8478-xrj3-h9c2). The validation guard in bootstrap.inc.php uses the regex ^/[^/] to reject malicious prefixes, which blocks //evil.com but allows values like /\evil.com where the s...

CVE-2026-16434 Adminer before 5.5.1 X-Forwarded-Prefix Backslash Bypass

Adminer 4.6.0 through 5.5.0 fixed in 5.5.1 contains an incomplete fix for a prior X-Forwarded-Prefix vulnerability GHSA-8478-xrj3-h9c2. The validation guard bootstrap.inc.php only rejects prefixes matching ^/^/, blocking //evil.com but allowing values such as /\evil.com whose second character is ...

tmp: path Traversal via unsanitized prefix/postfix enables directory escape

A flaw was found in tmp, a temporary file and directory creator for Node.js. This path traversal vulnerability allows an attacker to escape the intended temporary directory. By providing specially crafted input to the prefix, postfix or dir options, an attacker can create files outside the...

gitpython: GitPython: Command Injection via Git option prefix abbreviation

A flaw was found in GitPython. This vulnerability stems from an incomplete command injection blocklist that fails to account for Git's long-option prefix abbreviation feature. An attacker can bypass existing security measures by using abbreviated option names, which Git then resolves to dangerous...

gitpython: GitPython: Command Injection via Git option prefix abbreviation

A flaw was found in GitPython. This vulnerability stems from an incomplete command injection blocklist that fails to account for Git's long-option prefix abbreviation feature. An attacker can bypass existing security measures by using abbreviated option names, which Git then resolves to dangerous...

EUVD-2026-64962

Improper input validation vulnerability in Apache Camel Undertow component. This issue affects Apache Camel: from 4.11.0 before 4.14.9, from 4.15.0 before 4.18.4, from 4.19.0 before 4.22.0. UndertowEndpoint defaulted its headerFilterStrategy field to the base HttpHeaderFilterStrategy and pushed...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix memory leak in fib6rulesuppress The kernel causes a memory leak when a fib rule is present in IPv6 nftables firewall rules, and a suppressprefix rule is present in IPv6 routing rules used by certain tools such as...

Astra Linux – Vulnerability in Ruby-Rack

A security vulnerability exists in versions of Rack 2.2.3 and Rack 2.1.4, where reliance on cookies without validation/integrity checks allows an attacker to forge a secure or host-only cookie prefix...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in cookies in Google Chrome prior to version 104.0.5112.101 allowed a remote attacker to bypass cookie prefix restrictions through a crafted HTML page...

Astra Linux – Vulnerability in krb5

The RADIUS protocol, as described in RFC 2865, is vulnerable to forgery attacks by local attackers who can modify any valid response—whether an Access-Accept, Access-Reject, or Access-Challenge response—into any other response, using a chosen-prefix collision attack against the MD5 Response...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2 in versions prior to 2.06. The Setparamprefix function in the menu rendering code performs a length calculation based on the assumption that expressing a single quoted character would require 3 characters. However, in reality, it requires 4 characters. This allows a...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

In Qt versions prior to 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.2, there may be an application crash in QXmlStreamReader due to a crafted XML string, causing a situation where a prefix is greater than a certain length...