CVE-2025-27203 json
Adobe Connect | Deserialization of Untrusted Data (CWE-502)
published last yr. modified 4mo ago also EUVD-2025-20691
- cvss
- 9.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- adobe connect_desktop_application 2025.5.5
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- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- last yr.
Exploit prediction
1.20% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
Affected products
- Adobe Adobe Connect
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
helpx.adobe.com
/security/products/connect/apsb25-61.html
vendor-advisory
Sources
- CVE List CVE-2025-27203
- NVD CVE-2025-27203
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