CVE-2026-31381

5.3 MEDIUM
Published: March 20, 2026 Modified: April 16, 2026
View on NVD

Description

An attacker can extract user email addresses (PII) exposed in base64 encoding via the state parameter in the OAuth callback URL.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.rapid7.com/blog/post/ve-cve-2026-31381-cve-2026-31382-gainsight-assist-information-disclosure-xss-fixed
Source: cve@rapid7.com
Third Party Advisory
https://communities.gainsight.com/community-news-2/recent-gainsight-assist-plugin-remediations-cve-2026-31381-and-cve-2026-31382-30587
Source: cve@rapid7.com
Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
2th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-598

Affected Vendors

gainsight

Related CVEs

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