ADOBE CONNECT · CVE-2026-121352 · Vendor
FIX → 12.12.a +4 ✓ verified
Adobe Connect has an Incorrect Authorization flaw (CWE-863) that a network attacker with no login and no user interaction can use to escalate privileges and reach sensitive resources (CVSS 10.0, scope changed). Adobe patched it on Nov 10 2026 in APSB26-191 and says it knows of no exploitation.
first public Nov 10, 2026 · 2 sources
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Organizations that run Adobe Connect for meetings and webinars are the ones exposed. The sources do not name affected versions or deployment modes, so whether a hosted or self-managed instance is in scope is unknown.
Who cares adobe-connect, self-hosted, unauthenticated, windows
Upgrade to 12.12.a +4
Install the Adobe Connect patch for your branch (Windows): 12.12.a, 12.11.i, 12.10.f, 12.9.a or 12.8.a (APSB26-191, priority 2).
Adobe Connect is affected by an Incorrect Authorization vulnerability that could result in privilege escalation. An attacker could exploit this vulnerability to gain unauthorized access to sensitive resources. Exploitation of this issue does not require user interaction. Scope is changed.
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