Is there a public exploit for CVE-2026-121353?

No public exploit for CVE-2026-121353 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-121353?

CVE-2026-121353 scores CVSS 10 (v3.1), rated critical.

What does CVE-2026-121353 affect?

CVE-2026-121353 affects Adobe Adobe Connect.

10.0 Critical

Adobe Connect is affected by an Improper Neutralization of CRLF Sequences ('CRLF Injection') vulnerability that could result in arbitrary…

CVE-2026-121353

Adobe Connect is affected by an Improper Neutralization of CRLF Sequences ('CRLF Injection') vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue does not require user interaction. Scope is changed.

Assessment

CVSS: 10 (v3.1)
Severity: Critical
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 11 November 2026
Last updated: 11 November 2026
Affected: Adobe · Adobe Connect
Assigner: adobe

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

At the source

EUVD (ENISA)

References

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