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CVE-2026-34660

CRITICAL
9.3NVD

Summary

generated automatically from NVD data

Adobe Connect versions 2025.9.15, 2025.8.157 and earlier contain an Incorrect Authorization flaw (CWE-863) that allows injection of malicious scripts into a web page. Successful exploitation could lead to arbitrary code execution as the current user and potentially elevated access to the victim's account or session. It requires user interaction, such as visiting a crafted URL or a compromised page, and the scope is changed. The CVSS v3.1 score is 9.3 (CRITICAL).

NVD description

Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. An 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.

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EPSS · FIRST.org

1.0%probability of exploitation in the next 30 days

Higher than 63% of scored CVEs

EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-18, recomputed daily by FIRST.org.

In-depth analysis on cveo.tech

We've published a detailed analysis of this CVE — exploitation, IOCs and mitigation.

CVSS v3.1 Score

9.3
/ 10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Information

Published
12 mai 2026
Updated
28 août 2026
Status
Analyzed
Source
psirt@adobe.com

Affected products

adobe connect desktop application
Versions : 2025.8.157, 2025.9.15

Weaknesses (CWE)

CWE-863

Similar CVEs

Other vulnerabilities of type CWE-863

…

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