GO-2026-5340 Arcane Vulnerable to Unauthenticated Disclosure of Custom Compose Template Content (incl. `.env` secrets) in github.com/getarcaneapp/arcane/backend

Arcane Vulnerable to Unauthenticated Disclosure of Custom Compose Template Content incl. .env secrets in github.com/getarcaneapp/arcane/backend...

GO-2026-5370 SiYuan has broken access control in `/api/search/{searchAsset,searchTag,searchWidget,searchTemplate}` publish-mode in github.com/siyuan-note/siyuan/kernel

SiYuan has broken access control in /api/search/searchAsset,searchTag,searchWidget,searchTemplate publish-mode in github.com/siyuan-note/siyuan/kernel...

GO-2026-5356 Arcane has Unauthenticated SSRF with Conditional Response Reflection in Template Fetch Endpoint in github.com/getarcaneapp/arcane/backend

Arcane has Unauthenticated SSRF with Conditional Response Reflection in Template Fetch Endpoint in github.com/getarcaneapp/arcane/backend...

GO-2026-5333 Portainer missing authorization on custom template file endpoint, which exposes template content in github.com/portainer/portainer

Portainer missing authorization on custom template file endpoint, which exposes template content in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

GO-2026-5218 Local Path Provisioner Vulnerable to HelperPod Template Injection in github.com/rancher/local-path-provisioner

Local Path Provisioner Vulnerable to HelperPod Template Injection in github.com/rancher/local-path-provisioner...

GO-2026-5216 OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination in github.com/OliveTin/OliveTin

OliveTin has a Concurrent Template Parsing Race Condition which Leads to Cross-Request Command Contamination in github.com/OliveTin/OliveTin...

GO-2026-5081 Gitea: Missing repository-unit authorization on issue-template API endpoints in code.gitea.io/gitea

Gitea: Missing repository-unit authorization on issue-template API endpoints in code.gitea.io/gitea...

CVE-2026-48942 Joomla Extension - getk2.org - Stored-XSS in K2 extension for Joomla < 2.26

K2 ≤ 2.26 renders the k2users.image column directly into HTML src attributes via two distinct templates, in both cases without HTML escaping...

CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

UBUNTU-CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

CVE-2026-53267 netfilter: nft_ct: bail out on template ct in get eval

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

EUVD-2026-39218

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

CVE-2026-53267

The CVE-2026-53267 entry concerns a Linux kernel netfilter nft_ct use-after-free style issue where a per-CPU template conntrack entry can be treated as a real ct, causing a 16-byte memcpy path to overflow the kernel stack when using NFT_REG32_15. The root cause is that a template ct is not reject...

CVE-2026-53267 netfilter: nft_ct: bail out on template ct in get eval

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report 1. A rule like the one below is enough to trigger the bug: table ip t chain pre type filter hook prerouting...

K000161888: Apache log4j vulnerability CVE-2026-34481

Security Advisory Description Apache Log4j's JsonTemplateLayout https:// logging. apache. org/log4j/2. x/manual/json-template-layout. html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity,...

PT-2026-52362

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description An issue exists in the netfilter nft ct component where the system fails to properly handle template connection tracking ct during evaluation. When a rule sets a connection tracking zone...

VulnCheck KEV: CVE-2026-28496

FOSSBilling is a free, open-source billing and client management system. Versions prior to 0.8.0 have a Server-Side Template Injection SSTI vulnerability in the template rendering system. Administrators with access to features that render Twig templates email templates, mass mail campaigns, custo...