Improper Cross-boundary Removal of Sensitive Data Affecting libcurl-devel package, versions <0:8.21.0-5.amzn2023.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.58% (47th percentile)

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  • Snyk IDSNYK-AMZN2023-LIBCURLDEVEL-19816633
  • published15 Sept 2026
  • disclosed3 Jul 2026

Introduced: 3 Jul 2026

CVE-2026-9079  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 libcurl-devel to version 0:8.21.0-5.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-2132.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl-devel package and not the libcurl-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

libcurl had a flaw that when instructed to clear proxy authentication credentials which made it not do so, leaving the old credentials around to get used for subsequent transfers that should not know nor use them.

CVSS Base Scores

version 3.1