Vulnerabilities > Mozilla

DATE CVE VULNERABILITY TITLE RISK
2021-06-24 CVE-2021-29944 Cross-site Scripting vulnerability in Mozilla Firefox
Lack of escaping allowed HTML injection when a webpage was viewed in Reader View.
network
low complexity
mozilla CWE-79
6.1
2021-06-24 CVE-2021-29945 Incorrect Calculation vulnerability in Mozilla Firefox, Firefox ESR and Thunderbird
The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash.
network
low complexity
mozilla CWE-682
6.5
2021-06-24 CVE-2021-29946 Integer Overflow or Wraparound vulnerability in Mozilla Thunderbird
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header.
network
low complexity
mozilla CWE-190
8.8
2021-06-24 CVE-2021-29947 Out-of-bounds Write vulnerability in Mozilla Firefox
Mozilla developers and community members reported memory safety bugs present in Firefox 87.
network
low complexity
mozilla CWE-787
8.8
2021-06-24 CVE-2021-29948 Race Condition vulnerability in Mozilla Thunderbird
Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file.
local
high complexity
mozilla CWE-362
2.5
2021-06-24 CVE-2021-29949 Uncontrolled Search Path Element vulnerability in Mozilla Thunderbird
When loading the shared library that provides the OTR protocol implementation, Thunderbird will initially attempt to open it using a filename that isn't distributed by Thunderbird.
local
low complexity
mozilla CWE-427
7.8
2021-06-24 CVE-2021-29950 Cleartext Storage of Sensitive Information vulnerability in Mozilla Thunderbird
Thunderbird unprotects a secret OpenPGP key prior to using it for a decryption, signing or key import task.
network
low complexity
mozilla CWE-312
7.5
2021-06-24 CVE-2021-29951 Improper Privilege Management vulnerability in Mozilla Firefox
The Mozilla Maintenance Service granted SERVICE_START access to BUILTIN|Users which, in a domain network, grants normal remote users access to start or stop the service.
network
low complexity
mozilla CWE-269
6.5
2021-06-24 CVE-2021-29952 Race Condition vulnerability in Mozilla Firefox
When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that with enough effort may have been exploitable to run arbitrary code.
network
high complexity
mozilla CWE-362
7.5
2021-06-24 CVE-2021-29953 Cross-site Scripting vulnerability in Mozilla Firefox
A malicious webpage could have forced a Firefox for Android user into executing attacker-controlled JavaScript in the context of another domain, resulting in a Universal Cross-Site Scripting vulnerability.
network
low complexity
mozilla CWE-79
6.1