9.8
CRITICAL CVSS 3.1
CVE-2026-74894
openssl_encrypt before 1.4.0 Authentication Bypass via Bearer Token
Description

openssl_encrypt before 1.4.0 contains an authentication bypass vulnerability in the verify_api_token function that accepts any non-empty Bearer token string without validation. Attackers can upload arbitrary public keys, enumerate all keys, and revoke keys belonging to any user by providing any Bearer token in the Authorization header.

INFO

Published Date :

Aug. 17, 2026, 11:16 a.m.

Last Modified :

Aug. 17, 2026, 11:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-74894 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 CRITICAL [email protected]
CVSS 4.0 CRITICAL 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 CRITICAL [email protected]
Solution
Update openssl to version 1.4.0 or later to fix authentication bypass.
  • Update openssl to version 1.4.0 or later.
  • Validate all Bearer token inputs.
  • Implement robust token validation logic.
  • Enforce strict API token verification.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-74894.

URL Resource
https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-4g2c-wpgj-49w8
https://www.vulncheck.com/advisories/openssl-encrypt-before-authentication-bypass-via-bearer-token
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-74894 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-74894 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-74894 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 17, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'jahlives', 'product': 'openssl_encrypt', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.4.0', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '1.4.0', 'versionType': 'semver'}], 'packageURL': 'pkg:pypi/openssl_encrypt', 'defaultStatus': 'unaffected'}]
    Added Description openssl_encrypt before 1.4.0 contains an authentication bypass vulnerability in the verify_api_token function that accepts any non-empty Bearer token string without validation. Attackers can upload arbitrary public keys, enumerate all keys, and revoke keys belonging to any user by providing any Bearer token in the Authorization header.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-287
    Added Reference https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-4g2c-wpgj-49w8
    Added Reference https://www.vulncheck.com/advisories/openssl-encrypt-before-authentication-bypass-via-bearer-token
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.