CVE-2026-121887
Adobe Connect | Improper Restriction of XML External Entity Reference ('XXE') (CWE-611)
CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th
Adobe Connect is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
| CWE | CWE-611 |
| Vendor | adobe |
| Product | adobe connect |
| Ecosystems | |
| Industries | TechnologyMedia |
| Published | Nov 10, 2026 |
| Last Updated | Nov 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Adobe / Adobe Connect
0 ≤ 12.8
Adobe / Adobe Connect
0 ≤ 12.9
Adobe / Adobe Connect
0 ≤ 12.10
Adobe / Adobe Connect
0 ≤ 12.11
Adobe / Adobe Connect
0 ≤ 12.12