CVE-2026-27936

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2...

CVE-2026-27936 Discourse discloses restricted post-action counts to non-privileged users

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2...

CVE-2026-27936

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2...

CVE-2026-27936 Discourse discloses restricted post-action counts to non-privileged users

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2...

CVE-2026-27936 Discourse discloses restricted post-action counts to non-privileged users

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2...

PT-2026-26377

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.3.0-latest.1 Discourse versions prior to 2026.2.1 Discourse versions prior to 2026.1.2 Description Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a...

php: heap-based buffer overflow in array_merge()

A flaw was found in PHP. A heap-based buffer overflow occurs in the arraymerge function when the total element count of packed arrays exceeds the 32-bit limit or the internal HTMAXSIZE due to an integer overflow in the precomputation of element counts using the zendhashnumelements function, causi...

Admidio: Event participation IDOR - non-leaders can register other users for events via user_uuid parameter

Register unwilling users for events potential harassment/spam - Cancel other users' event participation - Manipulate event participant counts and comments - If events have participation limits, fill slots with unwanted registrations...

Patch, track, repeat: The 2025 CVE retrospective

Welcome to this week's edition of the Threat Source newsletter. It's time to look back at a year that pushed the vulnerability landscape to new heights. I'll admit this retrospective is arriving a bit later than planned. With 48,196 CVEs in 2025 a stunning 132 vulnerabilities per day, the analysi...

UBUNTU-CVE-2026-27622

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In CompositeDeepScanLine::readPixels, per-pixel totals are accumulated in vector totalsizes for attacker-controlled large counts across many parts,...

Why GPU Card Counts Matter for Real AI Workloads

Stay ahead with NVIDIA RTX PRO™ 6000 Blackwell Server Edition GPUs in the Akamai Inference Cloud. Discover the right GPU shape for your AI needs...

GHSA-CR4V-6JM6-4963 OpenEXR's CompositeDeepScanLine integer-overflow leads to heap OOB write

Summary Function: CompositeDeepScanLine::readPixels, reachable from high-level multipart deep read flows MultiPartInputFile + DeepScanLineInputPart + CompositeDeepScanLine. Vulnerable lines src/lib/OpenEXR/ImfCompositeDeepScanLine.cpp: - totalsizesptr += countsjptr; line 511 - overallsamplecount ...

CVE-2026-3196

An integer overflow vulnerability was found in the virtio-snd device via PCMINFO requests from the guest. A malicious guest can provide out-of-bounds stream counts, potentially leading to unbounded memory allocation on the host and a denial of service condition...

CLSA-2026-1771857466 Fix CVE(s): CVE-2025-14087

SECURITY UPDATE: Buffer underflow / integer overflow in GVariant text format parser - debian/patches/CVE-2025-14087.patch: fix potential integer overflow parsing strings, bytestrings, and child element counts in gvariant-parser.c - CVE-2025-14087...

php: heap-based buffer overflow in array_merge()

A flaw was found in PHP. A heap-based buffer overflow occurs in the arraymerge function when the total element count of packed arrays exceeds the 32-bit limit or the internal HTMAXSIZE due to an integer overflow in the precomputation of element counts using the zendhashnumelements function, causi...

CVE-2026-23081

A flaw was found in the Linux kernel's intel-xway PHY Physical Layer driver. This vulnerability involves an improper management of Open Firmware OF node reference counts. A local attacker could exploit this by repeatedly triggering a specific condition, leading to resource exhaustion and ultimate...

PT-2026-5910

GreyNoise сообщает о детектировании скоординированной разведывательной кампании, нацеленной на инфраструктуру Citrix NetScaler, в которой задействовались десятки тысяч резидентных прокси-серверов для выявления панелей авторизации. Активность наблюдалась в период с 28 января по 2 февраля и также...

CVE-2025-61654

CVE-2025-61654 is reported as a vulnerability in Wikimedia Foundation Thanks, specifically tied to the file includes/ThanksQueryHelper.Php. Affected software: Thanks prior to version 1.43.4 and 1.44.1. The connected documents describe the issue but do not provide concrete exploit details, affecte...

kernel: net: bonding: fix use-after-free after 802.3ad slave unbind

In the Linux kernel, the following vulnerability has been resolved: net: bonding: fix use-after-free after 802.3ad slave unbind commit 0622cab0341c "bonding: fix 802.3ad aggregator reselection", resolve case, when there is several aggregation groups in the same bond. bond3adunbindslave will...

php: heap-based buffer overflow in array_merge()

A flaw was found in PHP. A heap-based buffer overflow occurs in the arraymerge function when the total element count of packed arrays exceeds the 32-bit limit or the internal HTMAXSIZE due to an integer overflow in the precomputation of element counts using the zendhashnumelements function, causi...