# GitHub vulnerabilities Source: https://junglewise.ai/threats/vendors/github Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/vendors/github.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 32 vulnerabilities in GitHub: 1 in the last 7 days and 13 in the last 90 days, 3 of them critical and 1 exploited in the wild. The most recent, CVE-2026-83953, was published on 10 November 2026. 4 vulnerabilities in the last four weeks, down 50% on the four before (8). 3 technologies have a page of their own. ## Counts - Last 7 days: 1 - Last 30 days: 4 - Last 90 days: 13 - All time: 32 (3 critical, 1 exploited in the wild) ## About GitHub GitHub is a platform for hosting and managing software development projects using Git. ## Latest GitHub vulnerabilities - [CVE-2026-83953: GitHub Copilot command injection in local operations](https://junglewise.ai/threats/cve-2026-83953-improper-neutralization-of-special-elements-used-in-a-command) (medium, CVSS 5.5, published 10 Nov 2026) - [CVE-2026-118237: GitHub Enterprise Server out-of-bounds read in SSH key negotiation](https://junglewise.ai/threats/cve-2026-118237-an-out-of-bounds-read-vulnerability-was-identified-in-github) (info, published 3 Nov 2026) - [CVE-2026-110288: GitHub Enterprise Server CSRF in ChatOps integration removal](https://junglewise.ai/threats/cve-2026-110288-a-cross-site-request-forgery-vulnerability-was-identified-in) (info, published 3 Nov 2026) - [CVE-2026-104608: GitHub Enterprise Server use-after-free in Git service babeld](https://junglewise.ai/threats/cve-2026-104608-a-remote-code-execution-vulnerability-was-identified-in-github) (info, published 3 Nov 2026) - [CVE-2026-102672: Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10…](https://junglewise.ai/threats/cve-2026-102672-electron-local-race-condition-in-squirrel-mac-update) (medium, CVSS 6.7, published 13 Oct 2026) - [CVE-2026-96890: GitHub Enterprise Server SSRF in secret scanning validator](https://junglewise.ai/threats/cve-2026-96890-a-server-side-request-forgery-ssrf-vulnerability-was-identified) (info, published 6 Oct 2026) - [CVE-2026-103620: GitHub Enterprise Server missing authorization in GraphQL API](https://junglewise.ai/threats/cve-2026-103620-a-missing-authorization-vulnerability-was-identified-in-github) (info, published 6 Oct 2026) - [CVE-2026-102676: Electron webview privilege escalation in Web Workers](https://junglewise.ai/threats/cve-2026-102676-electron-is-a-framework-for-writing-cross-platform-desktop) (high, CVSS 8.3, published 29 Sep 2026) - [CVE-2026-77987: GitHub Enterprise Server notebook viewer SSRF](https://junglewise.ai/threats/cve-2026-77987-a-server-side-request-forgery-ssrf-vulnerability-was-identified) (info, published 22 Sep 2026) - [CVE-2026-77912: GitHub Enterprise Server stored XSS in Markdown rendering](https://junglewise.ai/threats/cve-2026-77912-a-stored-cross-site-scripting-xss-vulnerability-was-identified-in) (info, published 22 Sep 2026) - [CVE-2026-75101: GitHub Enterprise Server authorization bypass in pull request diffs](https://junglewise.ai/threats/cve-2026-75101-an-authorization-bypass-vulnerability-was-identified-in-github) (info, published 22 Sep 2026) - [stack-graphs library unmaintained and archived](https://junglewise.ai/threats/rustsec-2026-0303-stack-graphs-is-archived-and-unmaintained-22300fa4) (info, published 22 Sep 2026) - [stack-graphs C API memory safety violation in extern functions](https://junglewise.ai/threats/rustsec-2026-0302-stack-graphs-c-api-exports-are-safe-extern-c-3d7bbffa) (info, published 22 Sep 2026) - [CVE-2026-47427: GitHub MCP Server denial of service via nil pointer dereference in CompletionsHandler](https://junglewise.ai/threats/cve-2026-47427-github-mcp-server-denial-of-service-via-nil-pointer-dereference) (high, CVSS 7.5, published 28 Jul 2026) - [CVE-2026-54498: ViewComponent XSS via around_render HTML-safety bypass](https://junglewise.ai/threats/cve-2026-54498-viewcomponent-xss-via-around-render-html-safety-bypass) (high, CVSS 8.7, published 17 Jul 2026) - [CVE-2026-54497: ViewComponent stale render context in reused component instances](https://junglewise.ai/threats/cve-2026-54497-viewcomponent-stale-render-context-in-reused-component-instances) (medium, CVSS 6.8, published 17 Jul 2026) - [CVE-2026-48529: GitHub MCP Server improper access control in lockdown mode](https://junglewise.ai/threats/cve-2026-48529-github-mcp-server-improper-access-control-in-lockdown-mode) (medium, CVSS 6, published 26 Jun 2026) - [CVE-2026-48501: GitHub CLI incorrect authorization header in attestation and release commands](https://junglewise.ai/threats/cve-2026-48501-github-cli-incorrect-authorization-header-in-attestation-and) (high, CVSS 7.4, published 29 May 2026) - [CVE-2026-48027: nrwl Nx Console Malicious Code Injection in VSCode Extension](https://junglewise.ai/threats/cve-2026-48027-nrwl-nx-console-malicious-code-injection-in-vscode-extension) (critical, exploited in the wild, CVSS 9.3, published 27 May 2026) - [CVE-2026-44837: ViewComponent path traversal in system test entrypoint](https://junglewise.ai/threats/cve-2026-44837-viewcomponent-path-traversal-in-system-test-entrypoint) (medium, CVSS 5.9, published 26 May 2026) - [CVE-2026-44836: ViewComponent unauthorized template rendering in preview route](https://junglewise.ai/threats/cve-2026-44836-viewcomponent-unauthorized-template-rendering-in-preview-route) (medium, CVSS 6.5, published 26 May 2026) - [CVE-2026-45803: GitHub CLI terminal escape sequence injection in gh run view](https://junglewise.ai/threats/cve-2026-45803-github-cli-terminal-escape-sequence-injection-in-gh-run-view) (low, CVSS 3.5, published 15 May 2026) - [CVE-2026-45033: GitHub Copilot CLI arbitrary code execution via nested bare Git repository](https://junglewise.ai/threats/cve-2026-45033-github-copilot-cli-arbitrary-code-execution-via-nested-bare-git) (high, CVSS 7.8, published 13 May 2026) - [CVE-2026-5921: A server-side request forgery (SSRF) vulnerability was identified in GitHub Enterprise Server that allowed an attacker…](https://junglewise.ai/threats/cve-2026-5921-a-server-side-request-forgery-ssrf-vulnerability-was-identified-in) (high, CVSS 8.9, published 21 Apr 2026) - [CVE-2026-5845: An improper authorization vulnerability in scoped user-to-server (ghu_) token authorization in GitHub Enterprise…](https://junglewise.ai/threats/cve-2026-5845-an-improper-authorization-vulnerability-in-scoped-user-to-server) (critical, CVSS 9.6, published 21 Apr 2026) ## Most severe GitHub vulnerabilities - [CVE-2026-48027: nrwl Nx Console Malicious Code Injection in VSCode Extension](https://junglewise.ai/threats/cve-2026-48027-nrwl-nx-console-malicious-code-injection-in-vscode-extension) (critical, exploited in the wild, CVSS 9.3, published 27 May 2026) - [CVE-2025-11892: An improper neutralization of input vulnerability was identified in GitHub Enterprise Server that allows DOM-based…](https://junglewise.ai/threats/cve-2025-11892-an-improper-neutralization-of-input-vulnerability-was-identified) (critical, CVSS 9.6, published 10 Nov 2025) - [CVE-2026-5845: An improper authorization vulnerability in scoped user-to-server (ghu_) token authorization in GitHub Enterprise…](https://junglewise.ai/threats/cve-2026-5845-an-improper-authorization-vulnerability-in-scoped-user-to-server) (critical, CVSS 9.6, published 21 Apr 2026) - [CVE-2026-5921: A server-side request forgery (SSRF) vulnerability was identified in GitHub Enterprise Server that allowed an attacker…](https://junglewise.ai/threats/cve-2026-5921-a-server-side-request-forgery-ssrf-vulnerability-was-identified-in) (high, CVSS 8.9, published 21 Apr 2026) - [CVE-2026-4296: An incorrect regular expression vulnerability was identified in GitHub Enterprise Server that allowed an attacker to…](https://junglewise.ai/threats/cve-2026-4296-an-incorrect-regular-expression-vulnerability-was-identified-in) (high, CVSS 8.8, published 21 Apr 2026) - [CVE-2026-54498: ViewComponent XSS via around_render HTML-safety bypass](https://junglewise.ai/threats/cve-2026-54498-viewcomponent-xss-via-around-render-html-safety-bypass) (high, CVSS 8.7, published 17 Jul 2026) - [CVE-2026-102676: Electron webview privilege escalation in Web Workers](https://junglewise.ai/threats/cve-2026-102676-electron-is-a-framework-for-writing-cross-platform-desktop) (high, CVSS 8.3, published 29 Sep 2026) - [CVE-2026-29783: GitHub Copilot CLI arbitrary code execution via bash parameter expansion](https://junglewise.ai/threats/cve-2026-29783-github-copilot-cli-arbitrary-code-execution-via-bash-parameter) (high, CVSS 7.8, published 6 Mar 2026) - [CVE-2026-45033: GitHub Copilot CLI arbitrary code execution via nested bare Git repository](https://junglewise.ai/threats/cve-2026-45033-github-copilot-cli-arbitrary-code-execution-via-nested-bare-git) (high, CVSS 7.8, published 13 May 2026) - [CVE-2026-47427: GitHub MCP Server denial of service via nil pointer dereference in CompletionsHandler](https://junglewise.ai/threats/cve-2026-47427-github-mcp-server-denial-of-service-via-nil-pointer-dereference) (high, CVSS 7.5, published 28 Jul 2026) ## Vulnerabilities per week 4 vulnerabilities in the last four weeks, down 50% on the four before (8). | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 5 | 0 | 0 | | 28 Sep 2026 | 1 | 0 | 0 | | 5 Oct 2026 | 2 | 0 | 0 | | 12 Oct 2026 | 1 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 3 | 0 | 0 | | 9 Nov 2026 | 1 | 0 | 0 | ## GitHub technologies - [GitHub Enterprise Server](https://junglewise.ai/threats/technologies/github-enterprise-server): 14 vulnerabilities - [GitHub ViewComponent](https://junglewise.ai/threats/technologies/viewcomponent): 4 vulnerabilities - [GitHub Electron](https://junglewise.ai/threats/technologies/github-electron): 3 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "GitHub vulnerabilities", https://junglewise.ai/threats/vendors/github, 13 November 2026.