CVE-2026-48710

Starlette (Python ASGI framework) contains a Host header validation issue in versions before 1.0.1. The HTTP Host header was not validated when reconstructing request.url, while routing relies on the raw path and request.url, allowing a malformed Host header to make request.url.path differ from t...

Security update for python312

This update for python312 fixes the following issues CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF bsc1261969. CVE-2026-4786: Incomplete mitigation of %action expansion for command injection to webbrowser.open bsc1262319. CVE-2026-6019: BaseCookie.jsoutput does not...

OPENSUSE-SU-2026:20792-1 Security update for perl-HTTP-Tiny

This update for perl-HTTP-Tiny fixes the following issues: Changes in perl-HTTP-Tiny: - updated to 0.094 0.094 - No changes from 0.093-TRIAL 0.093 - fix to prevent invalid characters in all headers, and prevent header smuggling CVE-2026-7010 bsc1264992 - updated to 0.092 0.092 - No changes from...

OESA-2026-2372 perl-HTTP-Tiny security update

This is a very simple HTTP/1.1 client, designed for doing simple requests without the overhead of a large framework like LWP::UserAgent. Security Fixes: HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are...

OESA-2026-2371 perl-HTTP-Tiny security update

This is a very simple HTTP/1.1 client, designed for doing simple requests without the overhead of a large framework like LWP::UserAgent. Security Fixes: HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are...

Unity Linux 20.1070e Security Update: netty (UTSA-2026-016730)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016730 advisory. Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. Netty prior to...

Mattermost Server 11.4.x <= 11.4.3 / 11.5.x <= 11.5.1 Origin Validation Error (MMSA-2026-00636)

The version of Mattermost Server installed on the remote host is affected by a vulnerability as referenced in the MMSA-2026-00636 advisory. - Mattermost versions 11.5.x = 11.5.1, 11.4.x = 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an...

CVE-2026-43495

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: validate portcount against message length in t7xxportenummsghandler t7xxportenummsghandler uses the modem-supplied portcount field as a loop bound over portmsg-data without checking that the message buffer contai...

Astra Linux – Vulnerability in PHP 8.1, PHP 7.3

In PHP versions starting from 8.1. up to 8.1.32, from 8.2. up to 8.2.28, from 8.3. up to 8.3.19, and from 8.4. up to 8.4.5, when user-supplied headers are sent, insufficient validation of line-end characters may prevent certain headers from being sent or may lead to misinterpretation of certain...

Astra Linux – Vulnerability in Netty

The Netty project is an event-driven, asynchronous network application framework. Starting from version 4.1.83.Final and before 4.1.86.Final, when calling DefaultHttpHeaders.set with an iterator of values, header value validation was not performed. This allowed malicious header values in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs – validates the length of the inner IPv4 header in the IPTFS payload. Validation of the totlen and ihl fields of the inner IPv4 packet has been added to the process of parsing decrypted IPTFS payloads in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: dccp: copying the entire header to the stack buffer, not just the basic header Eric Dumazet states that: nfconntrackdccppacket has a unique mechanism: dh = skbheaderpointerskb, dataoff, sizeofdh, &dh; And...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Fixed header validation in geneve6xmitskb. syzbot is able to trigger an uninit-value in genevexmit. Problem: While most IP tunnel helpers such as iptunnelgetdsfield use skbprotocolskb, true, pskbinetmaypull only uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: State corruption has been prevented in fpurestoresig. The non-compacted slowpath uses copyfromuser to copy the entire user buffer into the kernel buffer, verbatim. This means that the kernel buffer may now contain entire...

Astra Linux – Vulnerability in Tomcat9

A denial-of-service attack occurs due to a vulnerability related to improper input validation in HTTP/2 requests handled by Apache Tomcat. When processing an HTTP/2 request, if the request exceeds any of the configured header limits, the associated HTTP/2 stream is not reset until all headers hav...

Astra Linux – Vulnerability in Python 2.7, Pypy

In Lib/tarfile.py in Python 3.8.3, an attacker can create a TAR archive that causes an infinite loop when opened using tarfile.open, due to the lack of header validation in procpax...

Origin Validation Error

Overview Affected versions of this package are vulnerable to Origin Validation Error via the burn-on-read reveal endpoint due to missing validation of the X-Requested-With header. An attacker can force the unauthorized reveal of a burn-on-read message without recipient consent by sending a crafte...

GHSA-XVCX-MGPC-5XH3 Mattermost doesn't validate the X-Requested-With header on the burn-on-read reveal endpoint

Mattermost versions 11.5.x = 11.5.1, 11.4.x = 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an authenticated channel member to force the reveal of a burn-on-read message without recipient consent via a crafted Markdown image tag.. Mattermost...

Mattermost doesn't validate the X-Requested-With header on the burn-on-read reveal endpoint

Mattermost versions 11.5.x = 11.5.1, 11.4.x = 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an authenticated channel member to force the reveal of a burn-on-read message without recipient consent via a crafted Markdown image tag.. Mattermost...

CVE-2026-6339

Mattermost versions 11.5.x = 11.5.1, 11.4.x = 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an authenticated channel member to force the reveal of a burn-on-read message without recipient consent via a crafted Markdown image tag.. Mattermost...