CVE-2020-15677: Medium severity thunderbird vulnerability
By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the download file dialog to show the original site (the one suffering from the open redirect) rather than the site the file was actually downloaded from.
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2020-15677?
CVE-2020-15677 is classified as a moderate severity vulnerability.
How do I fix CVE-2020-15677?
To fix CVE-2020-15677, upgrade your Firefox, Firefox ESR, or Thunderbird to the specified remedied versions listed in the advisory.
Which software is affected by CVE-2020-15677?
CVE-2020-15677 affects Mozilla Firefox, Firefox ESR, and Thunderbird versions prior to the specified remediation versions.
Can CVE-2020-15677 lead to security risks?
Yes, CVE-2020-15677 can potentially lead to security risks such as phishing attacks by allowing an attacker to spoof the site in the download dialog.
When was CVE-2020-15677 disclosed?
CVE-2020-15677 was disclosed as part of Mozilla's advisory MFSA 2020-44.