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ExploitedNot in CISA KEV yet

CVE-2021-26294

Exploitation confirmed. First attested on 2025-01-22 by GCVE · kevintel, GCVE · shadowserver.

  • Published2021-03-07
  • WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered in AfterLogic Aurora through 7.7.9 and WebMail Pro through 7.7.9. They allow directory traversal to read files (such as a data/settings/settings.xml file containing admin panel credentials), as demonstrated by dav/server.php/files/personal/%2e%2e when using the caldav_public_user account (with caldav_public_user as its password).

Timeline

dates in UTC
  1. 2021-03-0704:15CVE publishedNVD
  2. 2025-01-2216:32Listed as exploited by GCVEGCVE
  3. 2025-01-2216:32Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-26294?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-26294?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Afterlogic aurora
BranchAffectedFixed in
7.7≤ 7.7.9no fix published
Afterlogic webmail pro
BranchAffectedFixed in
7.7≤ 7.7.9no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-02 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2025-01-22
  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • NVDweakness (CWE)CWE-22read 2026-10-23
  • FIRST EPSSEPSS score16.9 %read 2026-11-02
  • ProjectDiscoverydetectionread 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2021-03-07
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2021-26294?

An issue was discovered in AfterLogic Aurora through 7.7.9 and WebMail Pro through 7.7.9. They allow directory traversal to read files (such as a data/settings/settings.xml file containing admin panel credentials), as demonstrated by dav/server.php/files/personal/%2e%2e when using the caldav_public_user account (with caldav_public_user as its password).

Is CVE-2021-26294 actively exploited?

Active exploitation of CVE-2021-26294 has not been confirmed. Its EPSS score was 16.9% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-26294?

CVE-2021-26294 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record