CVE-2021-21078 | BDVDB-2026-150406 Detail

AdobeCreative Cloud (desktop component)

Description#

Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by an Unquoted Service Path vulnerability in CCXProcess that could allow an attacker to achieve arbitrary code execution in the process of the current user. Exploitation of this issue requires user interaction

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-426 Untrusted Search Path (CWE-426)

References#

https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html

Exploit#

No public exploit known

History#

Version 12021-03-12Record published in the CVE List.
Version 22025-04-23Most recent update recorded in the CVE List.

Published

Published: 2021-03-12
Last modified: 2025-04-23

Vendor information

Vendor: Adobe
Product: Creative Cloud (desktop component)

All Adobe vulnerabilities

Score

6.5 Medium

EPSS

1.0%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 65.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

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

Affected Systems

Vulnerable
<= 5.3
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

6.5 Medium

CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v2

Not available

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