A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1869-1 firefox-esr security update
Debian DLA Debian DLA DLA-1870-1 thunderbird security update
Debian DSA Debian DSA DSA-4479-1 firefox-esr security update
Debian DSA Debian DSA DSA-4482-1 thunderbird security update
EUVD EUVD EUVD-2019-3387 A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
Ubuntu USN Ubuntu USN USN-4054-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-4064-1 Thunderbird vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 25 Nov 2025 18:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T23:03:32.386Z

Reserved: 2019-05-03T00:00:00

Link: CVE-2019-11717

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-07-23T14:15:15.937

Modified: 2025-11-25T17:50:16.803

Link: CVE-2019-11717

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-07-10T00:00:00Z

Links: CVE-2019-11717 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses