CRITICAL

CVE-2021-26293

CVSS v3

9.8

CRITICAL

EPSS Score

50.7%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

An issue was discovered in AfterLogic Aurora through 8.5.3 and WebMail Pro through 8.5.3, when DAV is enabled. They allow directory traversal to create new files (such as an executable file under the web root). This is related to DAVServer.php in 8.x and DAV/Server.php in 7.x.

Technical details

Published
3/4/2021

Frequently asked questions

What is CVE-2021-26293?

An issue was discovered in AfterLogic Aurora through 8.5.3 and WebMail Pro through 8.5.3, when DAV is enabled. They allow directory traversal to create new files (such as an executable file under the web root). This is related to DAVServer.php in 8.x and DAV/Server.php in 7.x.

Is CVE-2021-26293 actively exploited?

Active exploitation of CVE-2021-26293 has not been confirmed. The EPSS score is 50.7%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-26293?

CVE-2021-26293 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-26293 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.