Total CVEs

133,052

Critical Severity

2,915

High Severity

10,581

Last 7 Days

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๐Ÿ“… Showing Year: 2026 (January 1 - December 31, 2026) View All Years โ†’
Showing 2,861 - 2,880 of 29,457 CVEs
CVE-2026-45728 HIGH - 7.5

Algernon is a small self-contained pure-Go web server. Prior to 1.17.7, when Algernon is invoked with a single file path instead of a directory, singleFileMode is set to true and debugMode is forcibly enabled. debugMode activates the PrettyError renderer, which on any Lua or template error response ...

Vendor: go
Product: github.com/xyproto/algernon
Published: May 19, 2026
Source: GitHub

Internationalized Domain Names in Applications (IDNA): Specially crafted inputs to idna.encode() can bypass CVE-2024-3651 fix

Vendor: pip
Product: idna
Published: May 19, 2026
Source: GitHub
CVE-2026-8975 CRITICAL - 9.8

Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151, Firefox ESR...

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8974 CRITICAL - 9.8

Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunder...

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8973 CRITICAL - 9.8

Memory safety bugs present in Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8972 MEDIUM - 6.5

Privilege escalation in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8971 MEDIUM - 6.5

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8970 HIGH - 7.3

Privilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8969 HIGH - 8.1

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8968 HIGH - 7.5

Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8967 HIGH - 7.5

Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8966 HIGH - 7.5

Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8965 HIGH - 7.5

Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8964 HIGH - 7.5

Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8963 HIGH - 7.5

Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8962 HIGH - 8.1

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8961 MEDIUM - 6.5

Spoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8960 HIGH - 7.5

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8959 CRITICAL - 9.6

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD
CVE-2026-8958 HIGH - 8.6

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Vendor: mozilla
Product: firefox
Published: May 19, 2026
Source: NVD