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Curl Patches 25-Year-Old Vulnerability in Major Security Update

Curl Patches 25-Year-Old Vulnerability in Major Security Update

First seen 25 Jun 2026, 20:43 UTC • •
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ThreatCluster AI
ThreatCluster •June 26, 2026 at 20:26 UTC
  • •Curl fixed 18 vulnerabilities, including a 25-year-old flaw (CVE-2026-8932).
  • •The vulnerabilities span critical issues like authentication bypass and memory safety.
  • •Users are urged to update their systems to protect against these vulnerabilities.

Curl has released a significant update fixing 18 vulnerabilities, including a critical flaw that has existed for over 25 years. This vulnerability, identified as CVE-2026-8932, was first introduced in curl version 7.7 on March 22, 2001. The update addresses issues related to authentication bypass, memory safety, and host validation in libcurl. The long-standing bug highlights the importance of regular security audits in widely used open-source software. Users of curl are advised to update their systems to mitigate potential risks associated with these vulnerabilities. This release marks the largest number of CVEs fixed in a single curl version to date.

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Updated 106d ago How this analysis works

Timeline

2001-03-22
CVE-2026-8932 introduced
The vulnerability was first shipped in curl version 7.7, marking its long-standing presence in the software.
Cybersecuritynews
2026-06-25
Curl releases major security update
Curl addressed 18 vulnerabilities in its largest CVE release, including a critical 25-year-old bug.
Securityaffairs.Co

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