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VulnerabilityPublished

CVE-2026-121355: Adobe Connect · Incorrect Authorization

Affects Adobe ConnectSource CVE Database V5

0
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Not known to be exploited · CVSS 9.1 Critical.

Data as of 10 Nov 2026, 22:02 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (adobe)CVSS 3.19.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
AdobeAdobe ConnectAffected
  • <=12.8
Fixed in–
AdobeAdobe ConnectAffected
  • <=12.9
Fixed in–
AdobeAdobe ConnectAffected
  • <=12.10
Fixed in–
AdobeAdobe ConnectAffected
  • <=12.11
Fixed in–
AdobeAdobe ConnectAffected
  • <=12.12
Fixed in–

AI-suggested

Until a fix is released, restrict access to Adobe Connect installations and monitor for unusual privilege escalations.

Description

Adobe Connect contains an Incorrect Authorization vulnerability (CWE-863) that allows an attacker to escalate privileges without requiring user interaction. This flaw could enable unauthorized access to sensitive information or functionality. The vulnerability affects multiple versions up to and including 12.12. It has a high severity with a CVSS score of 9.1.

References

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