CVE-2026-31382 Gainsight Assist reflected XSS/HTML injection

The errordescription parameter is vulnerable to Reflected XSS. An attacker can bypass the domain's WAF using a Safari-specific onpagereveal payload...

CVE-2026-31382 Gainsight Assist reflected XSS/HTML injection

The errordescription parameter is vulnerable to Reflected XSS. An attacker can bypass the domain's WAF using a Safari-specific onpagereveal payload...

CVE-2026-31382

CVE-2026-31382 (Gainsight Assist) is a reflected XSS in the error_description parameter. An attacker can bypass a domain WAF using a Safari-specific onpagereveal payload, enabling HTML/script injection. Public sources in the connected set confirm the vulnerability type as reflected XSS/HTML injec...

CVE-2026-31381 Gainsight Assist plugin information disclosure

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

CVE-2026-31381 Gainsight Assist plugin information disclosure

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

CVE-2026-31381

CVE-2026-31381 and related entries describe a Gainsight Assist plugin information-disclosure vulnerability. The core issue is that user email addresses (PII) are exposed in base64-encoded form via the OAuth callback URL’s state parameter. This can allow an attacker to recover emails if the OAuth ...

CVE-2026-31381, CVE-2026-31382: Gainsight Assist Information Disclosure and Cross-Site Scripting (FIXED)

Overview Rapid7 Labs recently identified a chain of security vulnerabilities in the Gainsight Assist plugin and its interactions with the associated domain app.gainsight.com. These vulnerabilities include an Information Disclosure flaw CVE-2026-31381 and a Reflected Cross-Site Scripting XSS...

Gainsight Assist 安全漏洞

Gainsight Assist is a customer communication template management tool developed by Gainsight Inc. There is a security vulnerability in Gainsight Assist, which stems from the state parameter in the OAuth callback URL exposing the base64-encoded user email address, potentially leading to personal...

Gainsight Assist 安全漏洞

Gainsight Assist is a customer communication template management tool developed by Gainsight Inc. There is a security vulnerability in Gainsight Assist, which stems from improper handling of the errordescription parameter. This vulnerability may lead to reflective cross-site scripting attacks...