CVE-2021-21078

mediumpriority · track · 26EPSS 0.011 · 65 %ileEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.08% (65th) EPSS
CVSS 4.4 · medium
Is it mine?
4 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

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

01

cvss

Technical severity, 0–10. One row per scoring source.

6.5
010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.4mediumAV:L/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.4 · impact 6.4
v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 0.6 · impact 5.9
v3.06.5mediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.06.5mediumCVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:Hsecondary · psirt@adobe.comexploitability 0.6 · impact 5.9
v3.16.3mediumAV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.16mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
02

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-426USCWE-426US
03

affected products (4)

Products and version ranges known to be affected.

04

also known as (4)

Other names and identifiers for this entity.

05

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bdunvdNVDCVE.orgMITRE
published 2021-03-12modified 2026-06-17
06

references (5)

External citations — patches, advisories, analysis.

scry

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