CVE-2025-27203 | BDVDB-2026-285263 Detail

AdobeAdobe Connect

Description#

Adobe Connect versions 24.0 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution by an attacker. Exploitation of this issue does require user interaction and scope is changed.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-502 Deserialization of Untrusted Data

References#

https://helpx.adobe.com/security/products/connect/apsb25-61.html

Exploit#

No public exploit known

History#

Version 12025-07-08Record published in the CVE List.
Version 22026-02-26Most recent update recorded in the CVE List.

Published

Published: 2025-07-08
Last modified: 2026-02-26

Vendor information

Vendor: Adobe
Product: Adobe Connect

All Adobe vulnerabilities

Score

9.6 Critical

EPSS

1.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 68.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Insecure Deserialization

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 24.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.6 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Changed
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).