CVE-2026-104424

Zebra before 6.1.0 contains an incorrect calculation vulnerability in its ZIP-317 block template selector that omits header and transaction-count size from the block budget. Attackers can place valid selectable transactions in a victim miner's mempool to shape templates into oversized blocks,...

CVE-2026-97342 JetFormBuilder <= 3.6.5.4 - Unauthenticated Stored Cross-Site Scripting via 'choice' Post Meta via Insert/Update Post Action

The JetFormBuilder — Dynamic Blocks Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'choice' Post Meta via Insert/Update Post Action in all versions up to, and including, 3.6.5.4 due to insufficient input sanitization and output escaping. This makes it possible...

CVE-2026-104424: Incorrect Calculation of Buffer Size

Zebra before 6.1.0 contains an incorrect calculation vulnerability in its ZIP-317 block template selector that omits header and transaction-count size from the block budget. Attackers can place valid selectable transactions in a victim miner's mempool to shape templates into oversized blocks,...

PT-2026-104235

Name of the Vulnerable Software and Affected Versions Zebra versions prior to 6.1.0 Description An incorrect calculation in the ZIP-317 block template selector fails to account for the header and transaction-count size within the block budget. This allows attackers to submit valid selectable...

📄 WordPress LearnPress 4.2.6.8.1 LFI / Remote Code Execution

WordPress LearnPress plugin version 4.2.6.8.1 contains an authenticated Contributor+ local file inclusion to remote code execution vulnerability. A remote attacker can traverse the filesystem and include attacker-controlled PHP code, resulting in remote code execution when a suitable file is...

WordPress Plugin Custom Block Builder Cross-Site Script Vulnerability

WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be installed on a website. The WordPress Plugin Custom Block Builder has a cross-site...

CVE-2026-8981 Lazy Blocks < 4.3.0 - Admin+ Stored XSS via Custom Block Frontend HTML

The Custom Block Builder WordPress plugin before 4.3.0 does not consistently check the unfilteredhtml capability across all paths that write to its block template code fields, allowing administrators on multisite installations or single-site installs with DISALLOWUNFILTEREDHTML defined to inject...

PT-2026-47690

Name of the Vulnerable Software and Affected Versions Custom Block Builder versions prior to 4.3.0 Description The plugin fails to consistently verify the unfiltered html capability across all paths that write to block template code fields. This allows administrators on multisite installations, o...

CVE-2026-8981: Improper Neutralization of Input During Web Page Generation

The Custom Block Builder WordPress plugin before 4.3.0 does not consistently check the unfilteredhtml capability across all paths that write to its block template code fields, allowing administrators on multisite installations or single-site installs with DISALLOWUNFILTEREDHTML defined to inject...

CVE-2021-45698

An issue was discovered in the ckb crate before 0.40.0 for Rust. A getblocktemplate RPC call may fail in situations where it is supposed to select a Nervos CKB blockchain transaction with a higher fee rate than another transaction...

PT-2024-27891 · WordPress · Tagdiv Composer

Name of the Vulnerable Software and Affected Versions: tagDiv Composer plugin for WordPress versions up to, and including, 4.8 Description: The issue allows authenticated attackers with contributor-level and above permissions to include and execute arbitrary files on the server via the 'td block...

CVE-2021-45698

An issue was discovered in the ckb crate before 0.40.0 for Rust. A getblocktemplate RPC call may fail in situations where it is supposed to select a Nervos CKB blockchain transaction with a higher fee rate than another transaction...

CVE-2021-45698

An issue was discovered in the ckb crate before 0.40.0 for Rust. A getblocktemplate RPC call may fail in situations where it is supposed to select a Nervos CKB blockchain transaction with a higher fee rate than another transaction...

Rust 安全漏洞

Rust is a general-purpose, compiled programming language from the Mozilla Foundation. a security vulnerability exists in versions of Rust prior to ckb crate 0.40.0, which stems from a failed getblocktemplate RPC call. No details of the vulnerability are currently available...

GHSA-V666-6W97-PCWM Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

RUSTSEC-2021-0107 Miner fails to get block template when a cell used as a cell dep has been destroyed.

Impact The RPC getblocktemplate fails when a cell has been used as a cell dep and an input in the different transactions. Say cell C is used as a dep group in the transaction A, and is destroyed in the transaction B. The node adds transaction A first, then B into the transaction pool. They are bo...

PT-2021-24272

Name of the Vulnerable Software and Affected Versions: ckb crate versions prior to 0.40.0 Description: An issue was discovered in the ckb crate where a get block template RPC call may fail when selecting a Nervos CKB blockchain transaction with a higher fee rate than another transaction. This...

XSS in client rendered block templates

Overview Affected versions of rendr are vulnerable to cross-site scripting when client side rendering is done inside a block. Server side rendering is not affected and is properly escaped. Recommendation Update to version 1.1.4 or later. References - PR 61 - PR 513 - GitHub Advisory...