Incorrect Authorization Affecting thunderbird package, versions <1:91.3.0-1
Snyk CVSS
Attack Complexity
Low
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.7% (80th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-THUNDERBIRD-1912468
- published 3 Nov 2021
- disclosed 8 Dec 2021
Introduced: 3 Nov 2021
CVE-2021-38503 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
thunderbird
to version 1:91.3.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird
package and not the thunderbird
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.