CVE-2021-26293
9.8
CRITICAL · CVSS 3.1 · EPSS 7.1% (pctl 94)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 7.11% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-22 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-03-04 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| afterlogic | aurora |
| afterlogic | webmail pro |
References
→ the Explorer · watch your stack · NVD