CVE-2020-27687
HIGH
8.8
CVSS Score
Published: December 18, 2020 at 06:27 PM UTC
Updated: June 17, 2026 at 03:09 AM UTC
1 product affected across 1 vendorThingsBoard
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
Description
ThingsBoard before v3.2 is vulnerable to Host header injection in password-reset emails. This allows an attacker to send malicious links in password-reset emails to victims, pointing to an attacker-controlled server. Lack of validation of the Host header allows this to happen.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 3.2
Affected range stops below 3.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://gist.github.com/vin01/26a8bb13233acd9425e7575a7ad4c936x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/thingsboard/thingsboard/commits/masterCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20CWE-74
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