CVE-2026-87808 SiYuan before v3.8.2 Read-Only Boundary Bypass via fullTextSearchBlock

SiYuan versions = 3.8.1 contain an incomplete fix for CVE-2026-32767 GHSA-j7wh-x834-p3r7. The prior fix commit d5e2d0bc added an administrator check for SQL mode method=2 in POST /api/search/fullTextSearchBlock, but the endpoint still does not enforce the application's read-only boundary: for...

CVE-2026-87808

SiYuan versions prior to v3.8.2 contain an incomplete fix for CVE-2026-32767. The POST /api/search/fullTextSearchBlock endpoint, when invoked with method=2, forwards caller-supplied SQL to the blocks database query path without calling model.CheckReadonly or CheckReadonlyStatementInBox. As a resu...

CVE-2026-87808 SiYuan before v3.8.2 Read-Only Boundary Bypass via fullTextSearchBlock

SiYuan versions = 3.8.1 contain an incomplete fix for CVE-2026-32767 GHSA-j7wh-x834-p3r7. The prior fix commit d5e2d0bc added an administrator check for SQL mode method=2 in POST /api/search/fullTextSearchBlock, but the endpoint still does not enforce the application's read-only boundary: for...

PT-2026-88945

siyuan versions before v3.8.2 contain an authenticated SQL injection vulnerability in the fullTextSearchBlock endpoint's method=1 query parameter. Attackers can inject UNION SELECT statements to read the entire blocks table, bypassing publish-access controls and exposing all document content and...

PT-2026-88947

Name of the Vulnerable Software and Affected Versions Siyuan versions prior to 3.8.2 Description Insufficient publish-access filtering for embedded blocks occurs during rendering. Users with reader access can retrieve the full rendered content of private, hidden, or publish-disabled blocks by...

EUVD-2026-67075

NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks...

GHSA-8MPW-7FPC-4GQJ NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks

Summary Pl196xCorpusReader still parses whole TEI blocks with multiple lazy regexes over attacker-controlled text. A malformed file with many opening tags and no matching closing tags forces repeated rescans and produces quadratic CPU growth in public reader APIs. Details - Vulnerability type:...

NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks

Summary Pl196xCorpusReader still parses whole TEI blocks with multiple lazy regexes over attacker-controlled text. A malformed file with many opening tags and no matching closing tags forces repeated rescans and produces quadratic CPU growth in public reader APIs. Details - Vulnerability type:...

nodejs: Node.js: Remote memory exhaustion via HTTP/2 retained header blocks

A flaw was found in Node.js's handling of HTTP/2. This vulnerability allows a remote attacker to bypass maxSessionMemory limits by sending specially crafted HTTP/2 retained header blocks. This can lead to memory exhaustion, resulting in a denial of service DoS for the affected system...

DEBIAN-CVE-2026-86430

league/commonmark versions before 2.9.1 contain multiple denial of service vulnerabilities in fenced code block detection, reference link label lookup, and emphasis delimiter processing that perform super-linear work on crafted input. Attackers can submit specially crafted Markdown with long...

CVE-2026-4945

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watchcheckout' function due to missing validation on a user controlled key. This makes it possib...

EUVD-2026-72388

league/commonmark versions before 2.9.1 contain multiple denial of service vulnerabilities in fenced code block detection, reference link label lookup, and emphasis delimiter processing that perform super-linear work on crafted input. Attackers can submit specially crafted Markdown with long...

CVE-2026-4945

The Otter Blocks plugin for WordPress (Gutenberg Blocks, Page Builder & FSE) is vulnerable to Insecure Direct Object Reference (IDOR) in the watch_checkout function across all versions up to and including 3.1.7 . The root cause is missing validation on a user-controlled key, allowing unauthentica...

EUVD-2026-72366

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watchcheckout' function due to missing validation on a user controlled key. This makes it possib...

CVE-2026-4945 Otter Blocks <= 3.1.7 - Missing Authorization to Unauthenticated Purchase Verification Bypass

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watchcheckout' function due to missing validation on a user controlled key. This makes it possib...

CVE-2026-4945 Otter Blocks <= 3.1.7 - Missing Authorization to Unauthenticated Purchase Verification Bypass

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watchcheckout' function due to missing validation on a user controlled key. This makes it possib...

WordPress Otter Blocks plugin <= 3.1.7 - Missing Authorization to Unauthenticated Purchase Verification Bypass vulnerability

Missing Authorization to Unauthenticated Purchase Verification Bypass vulnerability discovered by Dmitrii Ignatyev - CleanTalk Inc in WordPress Plugin Otter - Gutenberg Block versions = 3.1.7...

PT-2026-86796

league/commonmark versions before 2.9.1 contain multiple denial of service vulnerabilities in fenced code block detection, reference link label lookup, and emphasis delimiter processing that perform super-linear work on crafted input. Attackers can submit specially crafted Markdown with long...

CVE-2026-4945: Authorization Bypass Through User-Controlled Key

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watchcheckout' function due to missing validation on a user controlled key. This makes it possib...

PT-2026-86752

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watch checkout' function due to missing validation on a user controlled key. This makes it...