CVE-2026-32616

HIGH

8.2

Description

Pigeon is a message board/notepad/social system/blog. Prior to 1.0.201, the application uses $_SERVER['HTTP_HOST'] without validation to construct email verification URLs in the register and resendmail flows. An attacker can manipulate the Host header in the HTTP request, causing the verification link sent to the user's email to point to an attacker-controlled domain. This can lead to account takeover by stealing the email verification token. This vulnerability is fixed in 1.0.201.

CVE Details

CVSS v3.1 Score8.2

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published3/16/2026

Last Modified3/16/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-74

References

https://github.com/kasuganosoras/Pigeon/releases/tag/1.0.201(security-advisories@github.com)

https://github.com/kasuganosoras/Pigeon/security/advisories/GHSA-rrj4-9wgq-prcr(security-advisories@github.com)

IOC Correlations

No correlations recorded

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