cvedb.io
CVE-2026-69245
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2026-08-03T21:16:42.413 · Last modified 2026-08-03T21:16:42.413

Summary

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, and the decision comes from the domain's own text, so two spellings a transport reads as an address keep subdomain scope. Hexadecimal and mixed-base forms such as 0x7f000001 and 0177.0.0.0x1 go unrecognized while libcurl 8.21.0 reads both as 127.0.0.1. A percent-escaped Domain keeps that scope on both branches because percent-decoding sits above numeric parsing, so 192.168.0.%31 and 127.0.0.1%2e are registered names in the URI grammar rather than address literals, and no numeric rule in any base classifies them, while libcurl decodes the host before reso

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.