CVE-2023-0755

CRITICALNVD 9.89.8—

9.8

The affected products are vulnerable to an improper validation of array index, which could allow an attacker to crash the server and remotely execute arbitrary code.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 92.3%
KEV: Not listed

Published

February 23, 2023

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated May 29, 2026

Patch available. Sources: cisa.

cisa Patch Available

PTC ThingWorx Edge | CISA

https://www.cisa.gov/uscert/ics/advisories/icsa-23-054-01

Weakness Classification(1)

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

CWE-129Improper Validation of Array Index

Data Freshness Timeline

(refreshed 11× 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 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 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 13:43 UTCepss_batch
2026-05-28 13:43 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 13:43 UTCepss_batch
2026-05-25 06:14 UTCEG score recompute
2026-05-25 06:14 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-0755?

CVE-2023-0755 is a critical vulnerability published on February 23, 2023. The affected products are vulnerable to an improper validation of array index, which could allow an attacker to crash the server and remotely execute arbitrary code.

When was CVE-2023-0755 disclosed?

CVE-2023-0755 was first published in the National Vulnerability Database on February 23, 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-2023-0755 actively exploited?

CVE-2023-0755 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 92.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-0755?

CVE-2023-0755 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-0755?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-0755, 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-2023-0755

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

PTC ThingWorx Edge | CISA

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0755?

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Frequently asked(5)

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