Skip to content
Noroxi
CVE-2021-21055· NVD / CVE Program· CNA adobe

Adobe Dreamweaver Untrusted Search Path Vulnerability Could Lead To Information Disclosure

Adobe Dreamweaver versions 21.0 (and earlier) and 20.2 (and earlier) is affected by an untrusted search path vulnerability that could result in information disclosure. An attacker with physical access to the system could replace certain configuration files and dynamic libraries that Dreamweaver references, potentially resulting in information disclosure.

MediumCVSS 6.2 · v3.1—No exploit No fix recorded
Published
Feb 11, 2021
Updated
Jun 16, 2026
EPSS
0.8% · 54th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

24

Monitor

Low priority for now.

CVSS
24 / 40 · 6.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.8%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · adobe
6.2
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
adobedreamweaver
applemacos
microsoftwindows

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • adobe dreamweaverup to 20.2 inclusive
  • adobe dreamweaver21.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (adobe). Independent of NVD's CPE analysis and usually ahead of it.

  • Adobe Dreamweaver

    • unspecified and later · up to and including 21.0affected
    • unspecified and later · up to and including 20.2affected
    • unspecified and later · up to and including Noneaffected

Same product

adobe: all records

Other highest-scoring records for the same primary product.

  • CVE-2018-4924Adobe Dreamweaver CC versions 18.0 and earlier have an OS Command Injection vulnerability.
    43Plan
  • CVE-2010-3132Untrusted search path vulnerability in Adobe Dreamweaver CS5 11.0 build 4916, build 4909, and probably other versions, allows local users, a
    41Plan
  • CVE-2026-47907Dreamweaver Desktop | Improper Access Control (CWE-284)
    34Monitor
  • CVE-2026-47906Dreamweaver Desktop | Dependency on Vulnerable Third-Party Component (CWE-1395)
    34Monitor
  • CVE-2026-21272Dreamweaver Desktop | Improper Input Validation (CWE-20)
    34Monitor
  • CVE-2026-21271Dreamweaver Desktop | Improper Input Validation (CWE-20)
    34Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Physical access to the device is required.
  • A low-privileged account is enough.
  • A user must open a link or visit a page.
  • Special conditions such as timing or configuration are required.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Physical
Attack complexity
High
Privileges required
Low
User interaction
Required
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-426 · Untrusted Search Path

CVSS vector

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

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records