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Vulnerability record · CVE-2026-34617 · published 14 April 2026

CVE-2026-34617: Adobe connect cross-site scripting vulnerability

Adobe · Connect

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Cross-Site Scripting (XSS) vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

8.7 CVSS 3.1 High EPSS 0.70% · top 48.8% CWE-79 · Cross-site scripting
8.7CVSS 3.1 base score
0.70%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
1References
28 Aug 2026Last modified by NVD

Description

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Cross-Site Scripting (XSS) vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/connect/apsb26-37.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2017-11291Adobe connect server-side request forgery (ssrf) vulnerabilityAn issue was discovered in Adobe Connect 9.6.2 and earlier versions. A Server-Side Request Forgery (SSRF) vulnerability exists that could be abused t…EPSS 5.5%9.9CVE-2026-75682Adobe connect sql injection vulnerabilityAdobe Connect is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability that could result …EPSS 0.55%9.8CVE-2023-4662Adobe connect execution with unnecessary privileges vulnerabilityExecution with Unnecessary Privileges vulnerability in Saphira Saphira Connect allows Remote Code Inclusion. This issue affects Saphira Connect: befo…EPSS 1.2%9.8CVE-2023-4661Adobe connect sql injection vulnerabilityImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Saphira Saphira Connect allows SQL Injection. T…EPSS 0.91%9.8CVE-2021-40719Adobe connect deserialization of untrusted data vulnerabilityAdobe Connect version 11.2.3 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary method invocation wh…EPSS 3.5%9.8CVE-2018-12804Adobe connect improper authentication vulnerabilityAdobe Connect versions 9.7.5 and earlier have an Authentication Bypass vulnerability. Successful exploitation could lead to session hijacking.EPSS 11%9.8CVE-2018-12805Adobe connect uncontrolled search path element vulnerabilityAdobe Connect versions 9.7.5 and earlier have an Insecure Library Loading vulnerability. Successful exploitation could lead to privilege escalation.EPSS 4.1%9.8CVE-2016-0949Adobe connect vulnerabilityAdobe Connect before 9.5.2 allows remote attackers to have an unspecified impact via a crafted parameter in a URL.EPSS 4.4%

Source: NIST National Vulnerability Database (record CVE-2026-34617), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.