Improper Certificate Validation Affecting curl package, versions <0:7.76.1-40.el9_8.5


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.31% (22nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ORACLE9-CURL-18966423
  • published19 Aug 2026
  • disclosed3 Jul 2026

Introduced: 3 Jul 2026

CVE-2026-8286  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade Oracle:9 curl to version 0:7.76.1-40.el9_8.5 or higher.
This issue was patched in ELSA-2026-55439.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not.

CVSS Base Scores

version 3.1