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CVE-2020-26214

78
FAUCET Score

CVE-2020-26214 is a critical authentication bypass vulnerability affecting Alerta versions prior to 8.1.0, specifically when configured for LDAP authentication with unauthenticated bind requests enabled. An attacker can gain unauthorized access by providing an empty password, leading to full compromise of confidentiality, integrity, and availability. With a CVSS score of 9.8 and a FAUCET Risk Score of 100/100, this vulnerability is easily exploitable over the network without user interaction. While not listed in KEV, Nuclei templates exist for detection, and the vulnerability has garnered significant community discussion, indicating potential for active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 7.5.7CPE matchmatch criteria
cpe:2.3:a:alerta_project:alerta:*:*:*:*:*:*:*:*
>= 8.0.0, < 8.1.0CPE matchmatch criteria
cpe:2.3:a:alerta_project:alerta:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
65.93%
Probability of exploitation in next 30 days
EPSS Percentile
99.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2020-26214 · Nov 7, 2020
This CVE's current EPSS score of 0.6593 is in the 97th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: alerta-serverFixed in: 8.1.0
pippatch availablevia ghsa
Product: alerta-serverFixed in: 7.5.7

Vendor Advisories (1)

pipGHSA-5hmm-x8q8-w5jhcritical

LDAP authentication bypass with empty password

Nov 6, 2020

References

github.com / alerta/alerta/commit/2bfa31779a4c9df2fa68fa4d0c5c909698c5ef65
PatchThird Party Advisory
github.com / alerta/alerta/issues/1277
Third Party Advisory
github.com / alerta/alerta/pull/1345
Third Party Advisory
github.com / alerta/alerta/security/advisories/GHSA-5hmm-x8q8-w5jh
Third Party Advisory
pypi.org / project/alerta-server/8.1.0
Third Party Advisory
tools.ietf.org / html/rfc4513
Third Party Advisory