CVE-2026-121890

EUVD-2026-122972
Adobe Connect is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could lead to arbitrary file system read. A low-privileged attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue does not require user interaction. Scope is changed.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
adobeCNA
7.7 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
adobeconnect
𝑥
≤ 12.8
CNA
adobeconnect
𝑥
≤ 12.9
CNA
adobeconnect
𝑥
≤ 12.10
CNA
adobeconnect
𝑥
≤ 12.11
CNA
adobeconnect
𝑥
≤ 12.12
CNA
Common Weakness Enumeration
References
https://www.adobe.com/trust/security/products/connect/apsb26-191.html