CVE-2021-23960
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-23960
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Firefox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 85.0版本之前存在安全漏洞。该漏洞源于对重新声明的JavaScript变量执行垃圾回收会导致中毒后使用，并可能使应用崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mozilla | Firefox | < 85 | - | |
| Mozilla | Thunderbird | < 78.7 | - | |
| Mozilla | Firefox ESR | < 78.7 | - |
II. Public POCs for CVE-2021-23960
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-23960
请登录查看更多情报信息。
- https://www.mozilla.org/security/advisories/mfsa2021-04/x_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2021-03/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1675755x_refsource_MISC
- https://www.mozilla.org/security/advisories/mfsa2021-05/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-23960
Same Patch Batch · Mozilla · 2021-02-26 · 25 CVEs total
| CVE-2021-23959 | Mozilla Firefox 跨站脚本漏洞 | |
| CVE-2021-23976 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23975 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23974 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23973 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23972 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23971 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23970 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23969 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23968 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23962 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23961 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23964 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-23958 | Mozilla Firefox 信息泄露漏洞 | |
| CVE-2021-23957 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23956 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23955 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23954 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23953 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23963 | Mozilla Firefox 安全漏洞 |
Showing top 20 of 25 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Firefox
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
Same vendor: Mozilla
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
V. Comments for CVE-2021-23960
No comments yet