Stack overflow

A stack overflow vulnerability in Facebook Hermes 'builtin apply' prior to commit 86543ac47e59c522976b5632b8bf9a2a4583c7d2 https://github.com/facebook/hermes/commit/86543ac47e59c522976b5632b8bf9a2a4583c7d2 allows attackers to potentially execute arbitrary code via crafted JavaScript. Note that th...

CVE-2020-1896

A stack overflow vulnerability in Facebook Hermes 'builtin apply' prior to commit 86543ac47e59c522976b5632b8bf9a2a4583c7d2 https://github.com/facebook/hermes/commit/86543ac47e59c522976b5632b8bf9a2a4583c7d2 allows attackers to potentially execute arbitrary code via crafted JavaScript. Note that th...

Facebook Hermes Buffer Error Vulnerability

Facebook Hermes is a JavaScript engine from Facebook Inc. in the United States. The engine is targeted at React Native apps, going to improve the performance of mobile client application apps, but not for server-side infrastructures such as browsers & Node.js. Facebook Hermes suffers from a buffe...

Facebook Hermes Out-of-Bounds Read Vulnerability

Facebook Hermes is a small and lightweight JavaScript engine , optimized for running React Native on Android . Facebook Hermes 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 Previous versions of the JavaScript interpreter have an out-of-bounds read vulnerability. An attacker could exploit this...

CVE-2020-1915

An out-of-bounds read in the JavaScript Interpreter in Facebook Hermes prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 allows attackers to cause a denial of service attack or possible further memory corruption via crafted JavaScript. Note that this is only exploitable if the application...

CVE-2020-1915

An out-of-bounds read in the JavaScript Interpreter in Facebook Hermes prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 allows attackers to cause a denial of service attack or possible further memory corruption via crafted JavaScript. Note that this is only exploitable if the application...

Memory corruption

An out-of-bounds read in the JavaScript Interpreter in Facebook Hermes prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 allows attackers to cause a denial of service attack or possible further memory corruption via crafted JavaScript. Note that this is only exploitable if the application...

CVE-2020-1915

An out-of-bounds read in the JavaScript Interpreter in Facebook Hermes prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 allows attackers to cause a denial of service attack or possible further memory corruption via crafted JavaScript. Note that this is only exploitable if the application...

CVE-2020-1915

CVE-2020-1915 targets Facebook Hermes’ JavaScript Interpreter. A crafted JavaScript input can trigger an out-of-bounds read prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0, enabling denial-of-service or possible memory corruption. Exploitation is only relevant if the app using Hermes eva...

CVE-2020-1915

An out-of-bounds read in the JavaScript Interpreter in Facebook Hermes prior to commit 8cb935cd3b2321c46aa6b7ed8454d95c75a7fca0 allows attackers to cause a denial of service attack or possible further memory corruption via crafted JavaScript. Note that this is only exploitable if the application...

CVE-2020-1914

A logic vulnerability when handling the SaveGeneratorLong instruction in Facebook Hermes prior to commit b2021df620824627f5a8c96615edbd1eb7fdddfc allows attackers to potentially read out of bounds or theoretically execute arbitrary code via crafted JavaScript. Note that this is only exploitable i...

CVE-2020-1914

A logic vulnerability when handling the SaveGeneratorLong instruction in Facebook Hermes prior to commit b2021df620824627f5a8c96615edbd1eb7fdddfc allows attackers to potentially read out of bounds or theoretically execute arbitrary code via crafted JavaScript. Note that this is only exploitable i...

Design/Logic Flaw

A logic vulnerability when handling the SaveGeneratorLong instruction in Facebook Hermes prior to commit b2021df620824627f5a8c96615edbd1eb7fdddfc allows attackers to potentially read out of bounds or theoretically execute arbitrary code via crafted JavaScript. Note that this is only exploitable i...

CVE-2020-1914

A logic vulnerability when handling the SaveGeneratorLong instruction in Facebook Hermes prior to commit b2021df620824627f5a8c96615edbd1eb7fdddfc allows attackers to potentially read out of bounds or theoretically execute arbitrary code via crafted JavaScript. Note that this is only exploitable i...

CVE-2020-1914

A logic vulnerability when handling the SaveGeneratorLong instruction in Facebook Hermes prior to commit b2021df620824627f5a8c96615edbd1eb7fdddfc allows attackers to potentially read out of bounds or theoretically execute arbitrary code via crafted JavaScript. Note that this is only exploitable i...

CVE-2020-1914

The CVE-2020-1914 entry describes a logic vulnerability in Facebook Hermes related to the SaveGeneratorLong instruction. Before the commit b2021df620824627f5a8c96615edbd1eb7fdddfc, attackers could theoretically read out of bounds or execute arbitrary code via crafted JavaScript, but exploitation ...

Cross-site Scripting (XSS)

react-native-webview is vulnerable to cross-site scripting XSS. The vulnerability exists through the lack of policy enforcement that allows cross-origin iframes to execute arbitrary JavaScript in the top-level document. The vulnerability exists on all applications running on systems with an Andro...

Android WebView Universal Cross-site Scripting

A universal cross-site scripting UXSS vulnerability, CVE-2020-6506 https://crbug.com/1083819, has been identified in the Android WebView system component, which allows cross-origin iframes to execute arbitrary JavaScript in the top-level document. This vulnerability affects React Native apps whic...

GHSA-36J3-XXF7-4PQG Android WebView Universal Cross-site Scripting

A universal cross-site scripting UXSS vulnerability, CVE-2020-6506 https://crbug.com/1083819, has been identified in the Android WebView system component, which allows cross-origin iframes to execute arbitrary JavaScript in the top-level document. This vulnerability affects React Native apps whic...

Universal XSS in Android WebView

Overview A universal cross-site scripting UXSS vulnerability, CVE-2020-6506 https://crbug.com/1083819, has been identified in the Android WebView system component, which allows cross-origin iframes to execute arbitrary JavaScript in the top-level document. This vulnerability affects React Native...