CVE-2026-73316: Insufficient Verification of Data Authenticity

XenForo before 2.3.13 contains a payment replay vulnerability in the PayPal REST payment provider that allows attackers to process the same webhook payload multiple times by exploiting a missing duplicate transaction ID check. Attackers can replay a valid webhook payload to trigger duplicate...

CVE-2026-86435

commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Footnote extension that fails to deduplicate footnote definitions. Attackers can craft documents with duplicate footnote definitions and references to create quadratic output expansion, consuming excessiv...

EUVD-2026-72393

commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Footnote extension that fails to deduplicate footnote definitions. Attackers can craft documents with duplicate footnote definitions and references to create quadratic output expansion, consuming excessiv...

CVE-2026-86435 commonmark 1.5.0 before 2.8.4 Denial of Service via Footnote

commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Footnote extension that fails to deduplicate footnote definitions. Attackers can craft documents with duplicate footnote definitions and references to create quadratic output expansion, consuming excessiv...

CVE-2026-86435

CVE-2026-86435 affects the PHP League/commonmark library (versions 1.5.0 through before 2.8.4) in its Footnote extension . The root cause is a failure to deduplicate footnote definitions, allowing an attacker to craft a document containing duplicate footnote definitions and references that trigge...

CVE-2026-86435 commonmark 1.5.0 before 2.8.4 Denial of Service via Footnote

commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Footnote extension that fails to deduplicate footnote definitions. Attackers can craft documents with duplicate footnote definitions and references to create quadratic output expansion, consuming excessiv...

PT-2026-86801

commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Footnote extension that fails to deduplicate footnote definitions. Attackers can craft documents with duplicate footnote definitions and references to create quadratic output expansion, consuming excessiv...

CVE-2026-78150: Authorization Bypass Through User-Controlled Key

The Smart Post WordPress plugin before 4.0.8 does not check the type, ownership or status of the post it is asked to duplicate, allowing users with contributor privileges and above to copy any private or password protected post into a draft of their own and read its content and metadata...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3972-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3970-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

UBUNTU-CVE-2026-84383

GHSA-g89c-p67h-r497: Heap buffer overflow in scalenearestneighbor via duplicate Alpha planes from nested iden/auxl items...

Prototype Pollution

Overview csv-parse is a parser converting CSV text input into arrays or objects. Affected versions of this package are vulnerable to Prototype Pollution in its duplicate-column handling, which assigns an array to obj'proto' when a header contains duplicate proto entries, triggering the proto sett...

Prototype Pollution

Overview org.webjars.npm:csv-parse is a parser converting CSV text input into arrays or objects. Affected versions of this package are vulnerable to Prototype Pollution in its duplicate-column handling, which assigns an array to obj'proto' when a header contains duplicate proto entries, triggerin...

CVE-2026-85063

node-csv is a full-featured CSV parser with a simple API that is tested against large datasets. Prior to 7.0.2, csv-parse with the columns and groupcolumnsbyname options enabled treats a duplicate proto header as an existing property in packages/csv-parse/lib/api/index.js, assigns an...

sshconfig-lint v0.5.0

sshconfig-lint One engine for every place your SSH config changes. sshconfig-lint finds semantic mistakes in OpenSSH client configs: duplicate hosts, broken identity paths, unsafe options, weak algorithms, wildcard ordering, and tangled Include chains. Use the same rule codes locally, in Git hook...

CVE-2026-71847

A flaw was found in Ruby JSON. A heap-use-after-free vulnerability exists in the JSON::ResumableParser component. A remote attacker, by supplying a specially crafted JSON stream with truncated duplicate keys, can cause the application to dereference freed memory. This can lead to process...

SUSE CVE-2026-69159

REJECT DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2026-67306. Reason: This candidate is a duplicate of CVE-2026-67306. Notes: All CVE users should reference CVE-2026-67306 instead of this candidate...

kernel: netfilter: nf_tables: Fix for duplicate device in netdev hooks

A flaw was found in the Linux kernel's netfilter nftables component. This vulnerability allows for duplicate device registration when handling network device registration notifications. Such duplicate registrations can lead to unexpected system behavior or instability...