CVE-2020-27740
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users...
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
- Record
CVE-2020-27740- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE ListNo score
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
- Record
CVE-2020-27740- Updated
- 2026-11-02
EUVDEUVD-2020-20244No score
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
- Record
EUVD-2020-20244- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8mh6-v49g-9mfpNo score
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users...
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
- Record
GHSA-8mh6-v49g-9mfp- Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-27740
Citadel WebCit through 926 allows unauthenticated remote attackers to enumerate valid users within the platform. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.
- Record
UBUNTU-CVE-2020-27740- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
webcitUbuntu:16.04:LTS | All versions, plus listed versions 9.01-dfsg-1 | None known |
webcitUbuntu:18.04:LTS | All versions, plus listed versions 904-dfsg-1917-dfsg-1build1917-dfsg-2 | None known |
webcitUbuntu:20.04:LTS | All versions, plus listed versions 917-dfsg-3917-dfsg-4 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-27740 is a medium vulnerability (CVSS 5.3) in Citadel Webcit, published October 28, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.29%, the 70th percentile. No source names a fixed version.