CVE-2026-34390

MantisBT before 2.28.2 is affected by a Privilege Escalation in ProjectUsersAddCommand (manage_proj_user_add.php). A user with manage_project_threshold (default manager) can forge a higher access_level value and grant project-level administrator rights to any user within a project they manage, by...

CVE-2026-34390 MantisBT: Privilege Escalation from Manager to Administrator

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.28.1 and prior have a Privilege Escalation vulnerability where insufficient access control checks in ProjectUsersAddCommand manageprojuseradd.php allow users having manageprojectthreshold access level manager by default to...

DEBIAN-CVE-2026-32882

libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.21.2 and prior contain a heap buffer over-read in HeifPixelImage::overlay in libheif/pixelimage.cc. When compositing an overlay image iovl whose child image has a different bit depth for the alpha channel than for the color...

Important: Red Hat Security Advisory: Red Hat Quay 3.16.4

Red Hat Quay 3.16.4 is now available with bug fixes. Quay 3.16.4...

CVE-2026-32740

libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.21.2 and prior contain a heap-buffer-overflow write vulnerability in the grid tile compositing, allowing an attacker to write 64 bytes of fully attacker-controlled data past the end of a chroma plane heap allocation by craftin...

GHSA-GX7W-56W6-G48X Caddy: Remote Admin Authorization Bypass on PKI Endpoints via Prefix-Based Path Matching

AI Disclosure I used an LLM to help review the source code, reason about attack surface, and help draft and refine this report. I manually validated the finding by reproducing it locally, confirming the vulnerable code path, and verifying the HTTP behavior with curl -v. Summary Caddy's remote adm...

Caddy: Remote Admin Authorization Bypass on PKI Endpoints via Prefix-Based Path Matching

AI Disclosure I used an LLM to help review the source code, reason about attack surface, and help draft and refine this report. I manually validated the finding by reproducing it locally, confirming the vulnerable code path, and verifying the HTTP behavior with curl -v. Summary Caddy's remote adm...

Bandit: Unauthenticated one-shot DoS via `Transfer-Encoding: chunked`

Summary Bandit's HTTP/1 chunked-body reader silently drops the request size cap that the application configures e.g. Plug.Parsers' default 8 MB length: and buffers the entire body in memory before the application sees it. An unauthenticated attacker can crash any Bandit-fronted Phoenix/Plug app...

CVE-2026-32740

libheif (HEIF/AVIF decoder/encoder) versions

gstreamer-plugins-ugly: GStreamer: Arbitrary code execution via ASF file processing

A flaw was found in GStreamer. This heap-based buffer overflow vulnerability in the ASF Demuxer component allows a remote attacker to execute arbitrary code. The issue arises from insufficient validation of user-supplied data length when processing stream headers within ASF Advanced Systems Forma...

SUSE-SU-2026:21735-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix one issue - CVE-2026-46333: ptrace: slightly saner 'getdumpable' logic bsc1265308...

FreeRDP: FreeRDP: Information disclosure and denial of service via heap-buffer-overflow read

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. This vulnerability, a heap-buffer-overflow read, exists in the winpralignedoffsetrecalloc function. A local attacker could exploit this flaw, with user interaction, to read sensitive information from memory, leadin...

net/url: Incorrect parsing of IPv6 host literals in net/url

The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...

OPENSUSE-SU-2026:20773-1 Security update for perl-Net-CIDR

This update for perl-Net-CIDR fixes the following issues: Changes in perl-Net-CIDR: - updated to 0.270.0 0.27 0.27 Sam Varshavchik cidrvalidate bug fix. - updated to 0.260.0 0.26 0.26 Sam Varshavchik cidrvalidate should accept IPv6 addresses with one uncompressed 0. - updated to 0.250.0 0.25 0.25...

dnsmasq: NSEC bitmap parsing infinite loop

A denial of service vulnerability was discovered in dnsmasq's DNSSEC validation. When parsing NSEC and NSEC3 bitmap records, the window iteration logic fails to account for the 2-byte window header when advancing through the bitmap data. A specially crafted DNS response with a zero-length bitmap...

net/url: Incorrect parsing of IPv6 host literals in net/url

The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...

GHSA-X5W9-XH9R-MVFC Caddy: Remote Admin Authorization Bypass in `/config` API via Array Index Normalization

This report is not about a normal textual prefix-expansion case. The issue here is that the authorization layer and the /config traversal layer do not agree on what object the path refers to. In this case, a path authorized for one config object is accepted, but then resolves to a different confi...

SUSE-SU-2026:21721-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2026-46333:ptrace: slightly saner 'getdumpable' logic bsc1265308...

Important: Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.19.16 security, enhancement & bug fix update

Red Hat OpenShift Data Foundation 4.19.16 security, enhancement & bug fix update Red Hat OpenShift Data Foundation 4.19.16 security, enhancement & bug fix update FIXED BUGS: ========== DFBUGS-6482: Backport to odf-4.19.z ODF installation constantly fails with Assisted Installer CVEs: ==========...

GHSA-6C8G-9HFH-PQ5H HAXcms: Private Key Disclosure via Broken HMAC Implementation

Summary The hmacBase64 function in the HAXcms Node.js backend contains two critical cryptographic implementation errors that together allow any unauthenticated attacker to extract the system’s private signing key and forge arbitrary admin-level JSON Web Tokens JWTs allowing them to get full admin...