CVE-2023-48886

CRITICALNVD 9.89.8—Elevated

9.8

A deserialization vulnerability in NettyRpc v1.2 allows attackers to execute arbitrary commands via sending a crafted RPC request.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 23.7%
KEV: Not listed

Published

December 1, 2023

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/luxiaoxun/NettyRpc
cve@mitrehttps://github.com/luxiaoxun/NettyRpc/issues/53
af854a3a-2127-422b-91ae-364da2661108https://github.com/luxiaoxun/NettyRpc
af854a3a-2127-422b-91ae-364da2661108https://github.com/luxiaoxun/NettyRpc/issues/53

Weakness Classification(1)

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

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 10× in last 7d / 20× 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.

2026-06-04 13:11 UTCepss_batch
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2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:30 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
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2026-05-26 13:43 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-23 10:06 UTCEG score recompute
2026-05-23 10:06 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-48886?

CVE-2023-48886 is a critical vulnerability published on December 1, 2023. A deserialization vulnerability in NettyRpc v1.2 allows attackers to execute arbitrary commands via sending a crafted RPC request.

When was CVE-2023-48886 disclosed?

CVE-2023-48886 was first published in the National Vulnerability Database on December 1, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-48886 actively exploited?

CVE-2023-48886 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-48886?

CVE-2023-48886 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-48886?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-48886, 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

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CVE-2023-48886

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-48886?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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