CVE-2023-46308

CRITICALNVD 9.89.8—

9.8

In Plotly plotly.js before 2.25.2, plot API calls have a risk of __proto__ being polluted in expandObjectPaths or nestedProperty.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 42.1%
KEV: Not listed

Published

January 3, 2024

Last Modified

December 24, 2025

References (5)

cve@mitrehttps://github.com/plotly/plotly.R/issues/2463
cve@mitrehttps://github.com/plotly/plotly.js/releases/tag/v2.25.2
cve@mitrehttps://plotly.com/javascript/
af854a3a-2127-422b-91ae-364da2661108https://github.com/plotly/plotly.js/releases/tag/v2.25.2
af854a3a-2127-422b-91ae-364da2661108https://plotly.com/javascript/

Affected Packages

(2 across 2 ecosystems)

npm(1)

Package	Vulnerable range	Fixed in	Dependents
plotly.js	—	2.25.2	—

Packagist(1)

Package	Vulnerable range	Fixed in	Dependents
plotly/plotly.js	v1.23.2 ... v2.9.0 (180 versions)	2.25.2	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

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

Data Freshness Timeline

(refreshed 10× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 11:08 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-46308?

CVE-2023-46308 is a critical vulnerability published on January 3, 2024. In Plotly plotly.js before 2.25.2, plot API calls have a risk of proto being polluted in expandObjectPaths or nestedProperty.

When was CVE-2023-46308 disclosed?

CVE-2023-46308 was first published in the National Vulnerability Database on January 3, 2024, with the most recent update on December 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-46308 actively exploited?

CVE-2023-46308 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 42.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-46308?

CVE-2023-46308 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-46308?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-46308, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-46308

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CVE-2023-46308

📅 Published

🔄 Last Modified

🔗 References (5)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-46308?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (5)

Frequently asked(5)

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