CVE-2020-15656
- Source
- https://cve.org/CVERecord?id=CVE-2020-15656
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-15656.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-15656
- Downstream
- Related
- Published
- 2020-08-10T18:15:12.547Z
- Modified
- 2026-03-13T00:31:19.659404Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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 < 78.1, Firefox < 79, and Thunderbird < 78.1.
- References
-
- https://usn.ubuntu.com/4443-1/
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-32/
- https://www.mozilla.org/security/advisories/mfsa2020-33/
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1647293
Affected packages
Git /
Database specific
source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-15656.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "79.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "78.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "78.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "15.2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "16.04"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "18.04"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "20.04"
}
]
}
]