CVE-2025-26278

HIGH
2025-09-25 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:14 vuln.today
PoC Detected
Sep 26, 2025 - 14:32 vuln.today
Public exploit code
CVE Published
Sep 25, 2025 - 14:15 nvd
HIGH 7.5

Tags

Denial Of Service Prototype Pollution

Description

A prototype pollution in the lib.set function of dref v0.1.2 allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

Analysis

A prototype pollution in the lib.set function of dref v0.1.2 allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified as Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321), which allows attackers to modify object prototypes to inject properties affecting application logic. A prototype pollution in the lib.set function of dref v0.1.2 allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

Affected Products

See vendor advisory for affected versions.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Freeze prototypes, validate object keys, avoid recursive merging of untrusted data.

Priority Score

58
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +38
POC: +20

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CVE-2025-26278 vulnerability details – vuln.today
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