Improper Certificate Validation Affecting libcurl-minimal 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)

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  • Snyk IDSNYK-ORACLE9-LIBCURLMINIMAL-18966434
  • 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 libcurl-minimal 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 libcurl-minimal package and not the libcurl-minimal 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