CVE-2026-48998

A flaw was found in guzzlehttp/psr7, a PHP library for HTTP messages. A remote attacker could exploit improper validation of the Host header. By providing a specially crafted Host header, an attacker could cause the system to misinterpret the intended destination. This could lead to requests or...

PT-2026-48922

Name of the Vulnerable Software and Affected Versions swift-nio-http2 versions prior to 1.44.0 Description The HTTP/2-to-HTTP/1.1 codec, specifically HTTP2FramePayloadToHTTP1ServerCodec and HTTP2ToHTTP1ServerCodec, fails to validate pseudo-header values for control characters before translating...

PT-2026-49036

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.5.18 Description An identity header validation issue allows local same-host callers to forge trusted-proxy identity headers. Attackers with access to the proxy-facing Gateway port can supply these forged headers...

Security update for tomcat10

This update for tomcat10 fixes the following issues Update to Tomcat 10.1.55: CVE-2026-41284: Unbounded read in WebDAV LOCK and PROPFIND handling bsc1265162. CVE-2026-41293: HTTP/2 request headers not validated bsc1265163. CVE-2026-42498: WebSocket authentication header exposure bsc1265165...

EUVD-2026-36252

IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking...

CVE-2026-48998

GuzzleHttp/psr7 (PHP) before version 2.10.2 is affected by improper Host header validation when parsing raw HTTP requests or deriving a server request URI from server variables. An attacker can supply a Host header containing URI delimiters (for example [email protected]) that can be r...

DNGInspector Structural Analyzer for DNG/TIFF Metadata and IFD Anomaly Detection

This Python script implements a static inspection tool for Digital Negative DNG files by parsing the TIFF-based header and analyzing Image File Directory IFD entries for structural anomalies. The tool validates basic header fields, traverses IFD records, and flags suspicious metadata patterns suc...

PT-2026-48672

Name of the Vulnerable Software and Affected Versions IBM DevOps Plan versions 3.0.0 through 3.0.6 Description An issue exists due to improper validation of input within the Host header of HTTP requests. This allows for HTTP header injection, which can be leveraged to perform cross-site scripting...

kernel: netfilter: ip6t_eui64: reject invalid MAC header for all packets

A flaw was found in the Linux kernel's netfilter component. This vulnerability occurs because the eui64mt6 function, which processes IPv6 packets, does not properly validate the MAC header for all packets. Specifically, packets with a zero fragment offset could bypass an existing guard, allowing...

EUVD-2026-35904

Spring Kafka's retry topic infrastructure did not sufficiently validate user-controlled header values before acting on them. A producer could send a record with a crafted retrytopic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify where the...

CVE-2026-41727

Spring Kafka's retry topic infrastructure did not sufficiently validate user-controlled header values before acting on them. A producer could send a record with a crafted retrytopic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify where the...

CVE-2026-41727

Summary: Spring for Apache Kafka’s retry topic infrastructure does not adequately validate user-controlled header values, allowing a crafted retry_topic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify a message’s position in the retry sequen...

Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: CVE-2026-23271: perf: Fix perfeventoverflow vs perfremovefromcontext race bsc1260018. CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261638...

PT-2026-48323

Name of the Vulnerable Software and Affected Versions Spring for Apache Kafka versions 4.0.0 through 4.0.5 Spring for Apache Kafka versions 3.3.0 through 3.3.15 Spring for Apache Kafka versions 3.2.0 through 3.2.13 Spring for Apache Kafka versions 2.9.0 through 2.9.13 Spring for Apache Kafka...

kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...

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...

CVE-2026-41309

Open Source Social Network OSSN is open-source social networking software developed in PHP. Versions prior to 9.0 are vulnerable to resource exhaustion. An attacker can upload a specially crafted image with extreme pixel dimensions e.g., $10000 \times 10000$ pixels. While the compressed file size...

Security update for perl-HTTP-Tiny (moderate)

openSUSE Security Update: Security update for perl-HTTP-Tiny Announcement ID: openSUSE-SU-2026:0191-1 Rating: moderate References: 1264992 Cross-References: CVE-2026-7010 Affected Products: openSUSE Backports SLE-15-SP7 An update that fixes one vulnerability is now available. Description:This...

Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection

Summary The serialize function in hono/cookie validates domain and path options against characters that corrupt Set-Cookie header syntax ;, \r, \n, but does not apply the same validation to sameSite and priority. An application that passes user-controlled input into either option may produce a...

kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...