https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 11 Oct 2026 17:49:27 +0000 https://vulnerability.circl.lu/vuln/cve-2020-15656 <p><strong>Affected:</strong> Mozilla Firefox ESR, Mozilla Firefox, Mozilla Thunderbird</p> <p>JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR &lt; 78.1, Firefox &lt; 79, and Thunderbird &lt; 78.1.</p> <p><strong>Affected:</strong> Mozilla Firefox ESR, Mozilla Firefox, Mozilla Thunderbird</p> <p>JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR &lt; 78.1, Firefox &lt; 79, and Thunderbird &lt; 78.1.</p> https://vulnerability.circl.lu/vuln/cve-2020-15656 https://vulnerability.circl.lu/vuln/usn-4443-1 <p><strong>Affected:</strong> Ubuntu:16.04:LTS: firefox, Ubuntu:18.04:LTS: firefox, Ubuntu:20.04:LTS: firefox</p> <p>Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass iframe sandbox restrictions, confuse the user, or execute arbitrary code. (CVE-2020-6463, CVE-2020-6514, CVE-2020-15652, CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658, CVE-2020-15659)</p> <p>It was discovered that redirected HTTP requests which are observed or modified through a web extension could bypass existing CORS checks. If a user were tricked in to installing a specially crafted extension, an attacker could potentially exploit this to obtain sensitive information across origins. (CVE-2020-15655)</p> <p><strong>Affected:</strong> Ubuntu:16.04:LTS: firefox, Ubuntu:18.04:LTS: firefox, Ubuntu:20.04:LTS: firefox</p> <p>Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass iframe sandbox restrictions, confuse the user, or execute arbitrary code. (CVE-2020-6463, CVE-2020-6514, CVE-2020-15652, CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658, CVE-2020-15659)</p> <p>It was discovered that redirected HTTP requests which are observed or modified through a web extension could bypass existing CORS checks. If a user were tricked in to installing a specially crafted extension, an attacker could potentially exploit this to obtain sensitive information across origins. (CVE-2020-15655)</p> https://vulnerability.circl.lu/vuln/usn-4443-1