CVE-2026-55085

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in...

CVE-2026-55085 Etherpad: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in etherpad-lite

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in...

CVE-2026-55085 Etherpad: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in etherpad-lite

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in...

CVE-2026-55085

Etherpad (real-time collaborative editor) is affected by a stored cross-site scripting vulnerability prior to version 3.3.1 . The root cause is in result.appendSpan in src/static/js/domline.ts, which interpolates the start attribute of a numbered list directly into an unquoted ol start attribute ...

EUVD-2026-62740

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in...

CVE-2026-55085 Etherpad: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in etherpad-lite

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in...

CVE-2026-55090 Etherpad: Stored XSS in HTML export via unescaped attribute-pool values

Etherpad is a real-time collaborative editor. Prior to 3.3.0, getHTMLFromAtext in src/node/utils/ExportHtml.ts interpolates values from the exportHtmlAdditionalTagsWithData plugin hook into span data attributes without HTML attribute escaping. A pad editor can place an attacker-controlled value...

CVE-2026-55090 Etherpad: Stored XSS in HTML export via unescaped attribute-pool values

Etherpad is a real-time collaborative editor. Prior to 3.3.0, getHTMLFromAtext in src/node/utils/ExportHtml.ts interpolates values from the exportHtmlAdditionalTagsWithData plugin hook into span data attributes without HTML attribute escaping. A pad editor can place an attacker-controlled value...

EUVD-2026-62734

Etherpad is a real-time collaborative editor. Prior to 3.3.0, getHTMLFromAtext in src/node/utils/ExportHtml.ts interpolates values from the exportHtmlAdditionalTagsWithData plugin hook into span data attributes without HTML attribute escaping. A pad editor can place an attacker-controlled value...

CVE-2026-55090 Etherpad: Stored XSS in HTML export via unescaped attribute-pool values

Etherpad is a real-time collaborative editor. Prior to 3.3.0, getHTMLFromAtext in src/node/utils/ExportHtml.ts interpolates values from the exportHtmlAdditionalTagsWithData plugin hook into span data attributes without HTML attribute escaping. A pad editor can place an attacker-controlled value...

CVE-2026-55090

Etherpad (real-time collaborative editor) versions prior to 3.3.0 are vulnerable to stored cross-site scripting in the HTML export feature. The root cause is in getHTMLFromAtext in src/node/utils/ExportHtml.ts, which interpolates values from the exportHtmlAdditionalTagsWithData plugin hook into s...

USN-8563-4: nginx regression

USN-8563-3 fixed a vulnerability in nginx. The fix introduced a regression in certain environments. This update reverts the fix for CVE-2026-42533 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

USN-8563-4 nginx regression

USN-8563-3 fixed a vulnerability in nginx. The fix introduced a regression in certain environments. This update reverts the fix for CVE-2026-42533 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

CVE-2026-74260

A flaw was found in the Linux kernel's netfilter component, specifically within the nfdupnetdev module. This vulnerability arises from an imbalanced decrementation of recursion counters when network packets are transmitted, particularly during a possible migration to a different CPU. This imprope...

CVE-2026-74255

A flaw was found in the Linux kernel's Transparent Inter-Process Communication TIPC module. This use-after-free vulnerability occurs when the tipcdisablel2media function calls synchronizenet before properly invalidating a media pointer. This timing issue allows concurrent readers to access a memo...

Contentful MCP Server: export_space/import_space tools pass LLM-controlled `host`/`proxy` args to CMA client, redirecting server PAT to attacker-controlled endpoint

Summary exportspace and importspace tools in @contentful/mcp-tools accept LLM-controlled host and proxy parameters that are spread directly into the options object passed to contentful-export / contentful-import. These libraries pass the merged options — including the attacker-controlled host — t...

GHSA-2XHG-73J7-RRGX Contentful MCP Server: export_space/import_space tools pass LLM-controlled `host`/`proxy` args to CMA client, redirecting server PAT to attacker-controlled endpoint

Summary exportspace and importspace tools in @contentful/mcp-tools accept LLM-controlled host and proxy parameters that are spread directly into the options object passed to contentful-export / contentful-import. These libraries pass the merged options — including the attacker-controlled host — t...

Copier has a trust-prefix bypass via path traversal that runs tasks unprompted

Copier: trust-prefix bypass via path traversal runs tasks unprompted Summary In copier = 9.5.0, = 9.15.1, the trust setting's prefix match copier/settings.py compares the template URL against a trusted prefix with a raw str.startswith and no path normalization, while the URL is normalized when th...

GHSA-9GMC-JQMH-3RVM Copier has a trust-prefix bypass via path traversal that runs tasks unprompted

Copier: trust-prefix bypass via path traversal runs tasks unprompted Summary In copier = 9.5.0, = 9.15.1, the trust setting's prefix match copier/settings.py compares the template URL against a trusted prefix with a raw str.startswith and no path normalization, while the URL is normalized when th...

block_buffer: panic corrupts inline buffer position

Summary A caught panic may leave the cursor position of EagerBuffer or ReadBuffer in a corrupted state; this in turn allows out-of-bounds reads/writes. Details & PoC The following two tests fail miri: rust cfgmiri test fn eagerdigestblockspaniccorruptsinlineposition // EagerBuffer stores its curs...