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High severity8.8NVD Advisory· Published Feb 1, 2016· Updated Jun 17, 2026

CVE-2016-2049

CVE-2016-2049

Description

examples/consumer/common.php in JanRain PHP OpenID library (aka php-openid) improperly checks the openid.realm parameter against the SERVER_NAME element in the SERVER superglobal array, which might allow remote attackers to hijack the authentication of arbitrary users via vectors involving a crafted HTTP Host header.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Janrain/PHP Openid2 versions
    cpe:2.3:a:janrain:php-openid:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:janrain:php-openid:*:*:*:*:*:*:*:*
    • (no CPE)

Patches

Vulnerability mechanics

References

2

News mentions

0

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