Vulnerability in Guzzle

CVE-2026-69245

Guzzle is an extensible PHP HTTP client. Prior to 7.15.2 and 8.0.1, SetCookie::matchesDomain() gives every subdomain of a cookie Domain that cookie unless SetCookie::matchesDomain() recognizes the Domain as an IP literal or a numeric host…

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

  • Guzzle — versions < 7.15.2, >= 8.0.0, < 8.0.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-69245?
CVE-2026-69245 is a medium-severity vulnerability in Guzzle, classified under CWE-180. CVSS score: 6.5/10. Published 2026-08-03.
How severe is CVE-2026-69245?
Medium severity. CVSS v3 base score is 6.5 out of 10.