CVE-2019-9819
N/A
Published: July 23, 2019 at 01:23 PM UTC
Updated: June 17, 2026 at 02:44 AM UTC
3 products affected across 1 vendorFirefoxThunderbirdFirefox ESR
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Severity
N/A
Exploit prediction
EPSS 2%
Description
A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 67
Affected range stops below 67, so it looks safe — our inference, not a vendor statement
Affected range stops below 67.0, so it looks safe — our inference, not a vendor statement
v < 60.7
Affected range stops below 60.7, so it looks safe — our inference, not a vendor statement
v < 60.7
Affected range stops below 60.7, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
x_refsource_MISCPermissions Required
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1532553x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2019-13/x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2019-14/x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2019-15/Quick Info
StatusMODIFIED
CWE
CWE-843
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