CVE-2026-21271

highpriority · track · 0EPSS 0.003 · 17 %ileDEEUNLRUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.26% (17th) EPSS
CVSS 8.6 · high
Is it mine?
8 products
Check your exposure
Who says so?
6 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-28

Dreamweaver Desktop versions 21.6 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file and scope is changed.

01

cvss

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

8.6
010

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

v3.18.6highAV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.18.6highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · ENISA EU
v3.18.6highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · psirt@adobe.comexploitability 1.8 · impact 6
v3.17.9highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.18.6highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · NCSC-NL NL
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20USCWE-20US
04

affected products (8)

Products and version ranges known to be affected.

05

advisories (2)

Vendor and ecosystem advisories describing this.

  • NCSC-2026-0012Kwetsbaarheden verholpen in Adobe Dreamweaver DesktopNL2026-01-14csaf · ncsc_nlNL

    Adobe heeft kwetsbaarheden verholpen in Dreamweaver Desktop (Versies 21.6 en eerder).

  • WID-SEC-W-2026-0107Adobe Dreamweaver: Mehrere SchwachstellenDeutsch2026-01-13csaf · cert_bundDE

    Ein lokaler Angreifer kann mehrere Schwachstellen in Adobe Dreamweaver ausnutzen, um beliebigen Programmcode auszuführen und beliebige Dateisystemschreibvorgänge durchzuführen.

06

also known as (5)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundncsc_nlnvdNVDCVE.orgMITRE
published 2026-01-13modified 2026-08-28
08

references (3)

External citations — patches, advisories, analysis.

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