CVE-2023-29505

MEDIUMNVD 4.34.3—

4.3

An issue was discovered in Zoho ManageEngine Network Configuration Manager 12.6.165. The WebSocket endpoint allows Cross-site WebSocket hijacking.

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 64.7%
KEV: Not listed

Published

August 4, 2023

Last Modified

May 30, 2025

References (7)

cve@mitrehttps://cds.thalesgroup.com/en/tcs-cert/CVE-2023-29505
cve@mitrehttps://excellium-services.com/cert-xlm-advisory/CVE-2023-29505
cve@mitrehttps://www.manageengine.com/itom/advisory/cve-2023-29505.html
cve@mitrehttps://www.manageengine.com/network-monitoring/help/read-me-complete.html#build_127131
af854a3a-2127-422b-91ae-364da2661108https://excellium-services.com/cert-xlm-advisory/CVE-2023-29505
af854a3a-2127-422b-91ae-364da2661108https://www.manageengine.com/itom/advisory/cve-2023-29505.html
af854a3a-2127-422b-91ae-364da2661108https://www.manageengine.com/network-monitoring/help/read-me-complete.html#build_127131

Weakness Classification(1)

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

CWE-346Origin Validation Error

Data Freshness Timeline

(refreshed 11× 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.

2026-06-02 20:12 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:17 UTCepss_batch
2026-05-24 20:08 UTCEG score recompute
2026-05-24 20:08 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-29505?

CVE-2023-29505 is a medium vulnerability published on August 4, 2023. An issue was discovered in Zoho ManageEngine Network Configuration Manager 12.6.165. The WebSocket endpoint allows Cross-site WebSocket hijacking.

When was CVE-2023-29505 disclosed?

CVE-2023-29505 was first published in the National Vulnerability Database on August 4, 2023, with the most recent update on May 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-29505 actively exploited?

CVE-2023-29505 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-29505?

CVE-2023-29505 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2023-29505?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-29505, 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-2023-29505

📅 Published

🔄 Last Modified

🔗 References (7)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-29505?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (7)

Frequently asked(5)

Related CVEs(same CWE)