by Kastro
Paper/Archive/CVE-2026-121904

CVE-2026-121904

Adobe Adobe Connect — Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)

CVSS 9.6
critical.is priorityof 100
29
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0No EPSS score.000 × 200.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Adobe Connect is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Scope is changed.

Affected

ProductAffectedFixed inSource
Adobe Connect≤ 12.812.8.aCNA
Adobe Connect≤ 12.912.9.aCNA
Adobe Connect≤ 12.1012.10.fCNA
Adobe Connect≤ 12.1112.11.iCNA
Adobe Connect≤ 12.1212.12.aCNA

Scores by source

adobe (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

References

advisoryadobe.com/trust/security/products/connect/apsb26-191.html