What is the CVSS score of CVE-2025-49223?

CVE-2025-49223 has a contested CVSS base score of 9.8 from a third party (e.g. CISA-ADP), while the vendor rates it Critical. vuln.today uses the vendor rating as authoritative.

Which versions of Billboard.Js are affected by CVE-2025-49223?

A critical vulnerability (CVE-2025-49223) in billboard.js enables remote attackers to execute arbitrary code or crash affected applications through prototype pollution attacks.. A patch is available.

How to fix or mitigate CVE-2025-49223?

Within 24 hours: Inventory all systems and applications using billboard.js and assess which are internet-facing or process untrusted input. Within 7 days: Implement network segmentation to restrict billboard.js application access, deploy WAF rules to detect/block prototype pollution payloads, and disable the vulnerable generate() function if functionally possible. Within 30 days: Evaluate alternative libraries, plan migration strategy, and monitor for official patch release from billboard.js project.

Billboard.Js CVE-2025-49223

EUVD-2025-16802 CRITICAL

Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321)

2025-06-04 cve@navercorp.com

GHSA-65p9-j6pg-72hj

RCE Denial Of Service Billboard.Js Naver Billboard Js

Critical

Disputed · 9.8 NVD

Severity by source

Sources disagree (Medium–Critical)

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ubuntu

MEDIUM

qualitative

vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

EUVD ID Assigned

Mar 14, 2026 - 17:29 euvd

EUVD-2025-16802

Analysis Generated

Mar 14, 2026 - 17:29 vuln.today

CVE Published

Jun 04, 2025 - 03:15 nvd

CRITICAL 9.8

DescriptionCVE.org

billboard.js before 3.15.1 was discovered to contain a prototype pollution via the function generate, which could allow attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.

AnalysisAI

Prototype pollution in billboard.js before 3.15.1 via generate function.

Technical ContextAI

CWE-1321.

RemediationAI

Update.

More in Billboard.Js

View all

CVE-2026-1513 MEDIUM This Month

6.1 Jan 28

Cross-site scripting (XSS) in Billboard.js versions before 3.18.0 enables remote attackers to inject and execute arbitra

Same weakness CWE-1321 – Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution)

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CVE-2026-34621 HIGH POC

8.6

CVE-2024-56059 CRITICAL

9.8

CVE-2020-28271 CRITICAL POC

9.8

CVE-2023-38894 CRITICAL POC

9.8

CVE-2024-24292 CRITICAL POC

9.8

CVE-2023-26121 CRITICAL POC

10.0

CVE-2021-23449 CRITICAL POC

10.0

CVE-2024-39011 CRITICAL POC

9.8

Same technique RCE

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CVE-2021-44228 CRITICAL POC

10.0

CVE-2017-7269 CRITICAL POC

9.8

CVE-2022-47966 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2023-3519 CRITICAL POC

9.8

CVE-2015-5119 CRITICAL POC

9.8

CVE-2016-4117 CRITICAL POC

9.8

CVE-2015-3113 CRITICAL POC

9.8

Vendor StatusVendor

Ubuntu

Priority: Medium

cacti

Release	Status	Version
trusty	needs-triage	-
xenial	needs-triage	-
bionic	needs-triage	-
focal	needs-triage	-
jammy	needs-triage	-
noble	needs-triage	-
upstream	needs-triage	-
oracular	ignored	end of life, was needs-triage
plucky	ignored	end of life, was needs-triage
questing	needs-triage	-

CVE-2025-49223 vulnerability details – vuln.today

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Billboard.Js CVE-2025-49223

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

More in Billboard.Js

Same weakness CWE-1321 – Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution)

Same technique RCE

Vendor StatusVendor

Ubuntu

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External POC / Exploit Code