CVE•Published 2026-05-12•Modified 2026-05-13•1 article on news•6 live references•NVD data

CVE-2026-34659Adobe · Connect_desktop_application

Vulnerability data via NVD (ingested)

CVSS v3.1

9.6

CRITICAL

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

EPSS percentile

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Weaknesses (CWE)

CWE-502Deserialization of Untrusted Data

Description

Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. 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.

Timeline

Published 2026-05-12

Modified 2026-05-13

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-34659

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Adobe Connect Desktop Application"

All exposed Adobe Connect Desktop Application instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Connect Desktop Application"

HTTP body or banner mentions "Connect Desktop Application" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-34659