CVE-2018-1000531
inversoft prime-jwt version prior to commit abb0d479389a2509f939452a6767dc424bb5e6ba contains a CWE-20 vulnerability in JWTDecoder.decode that can result in...
- Published
- Jun 26, 2018
- Updated
- Aug 5, 2024
- Assigning CNA
- mitre
- Evidence observed
- Aug 4, 2026
Primary CVSS
nvd · CVSS 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NLow · next 30 days
- Percentile
- 76.3%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
inversoft prime-jwt version prior to commit abb0d479389a2509f939452a6767dc424bb5e6ba contains a CWE-20 vulnerability in JWTDecoder.decode that can result in an incorrect signature validation of a JWT token. This attack can be exploitable when an attacker crafts a JWT token with a valid header using 'none' as algorithm and a body to requests it be validated. This vulnerability was fixed after commit abb0d479389a2509f939452a6767dc424bb5e6ba.
Sources
Jwt Bruteforcer with CVE-2018-1000531 Test
Responsible use
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