CVE-2021-26293
CRITICAL
9.8
CVSS Score
Published: March 4, 2021 at 08:32 PM UTC
Updated: June 17, 2026 at 03:43 AM UTC
2 products affected across 1 vendorAuroraWebmail Pro
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Severity
CRITICAL9.8
Exploit prediction
EPSS 7%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 8.5.3
v ≤ 8.5.3
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_CONFIRMExploitThird Party Advisory
Source: [email protected]
https://auroramail.wordpress.com/2021/02/03/addressing-dav-related-vulnerability-in-webmail-and-aurora/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-22
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