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Outline Security Vulnerabilities

🗓️ 26 Mar 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 26 Views

Outline knowledge base has one time password flaws from 0.86.0 to 1.6.0 causing brute-force attacks.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33640
26 Mar 202620:56
–attackerkb
circl
Circl
CVE-2026-33640
26 Mar 202623:16
–circl
cve
CVE
CVE-2026-33640
26 Mar 202620:56
–cve
cvelist
Cvelist
CVE-2026-33640 Outline has a rate limit bypass that allows brute force of email login OTP
26 Mar 202620:56
–cvelist
euvd
EUVD
EUVD-2026-16415
26 Mar 202620:56
–euvd
mend
Mend
CVE-2026-33640
26 Mar 202620:56
–mend
nvd
NVD
CVE-2026-33640
26 Mar 202621:17
–nvd
ptsecurity
Positive Technologies
PT-2026-28503
26 Mar 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-33640: Improper Restriction of Excessive Authentication Attempts
26 Mar 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-33640
27 Mar 202622:51
–redhatcve
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29 May 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19.8
CVSS 49.1
EPSS0.00476
SSVC
26