Vulnerability · Published Aug 17, 2026 · Assigned by VulnCheck
CVE-2026-74893openssl_encrypt before 1.4.0 JWT Token Forgery via Hardcoded Secrets
High 8.8
In plain English
A high-severity hard-coded credentials in openssl_encrypt from jahlives. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 60.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
openssl_encrypt versions before 1.4.0 contain hardcoded default JWT signing secrets in config.py that pass validation checks. Attackers with access to source code can forge valid JWT tokens for any client_id to gain authenticated access to keyserver and telemetry APIs.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | openssl-encrypt | 1.4.0 | PYSEC-2026-3768 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| jahlives | openssl_encrypt | 0 – before 1.4.0 |
Weakness: CWE-798 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- GitHub Security Advisory (GHSA-qc6h-gfjh-7qqg) vendor-advisory
- VulnCheck Advisory: openssl_encrypt before 1.4.0 JWT Token Forgery via Hardcoded Secrets third-party-advisory