CVE-2023-40388

MEDIUMNVD 4.34.3—

4.3

A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Sonoma 14. Safari may save photos to an unprotected location.

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 45.1%
KEV: Not listed

Published

September 27, 2023

Last Modified

November 4, 2025

References (5)

product-security@applehttp://seclists.org/fulldisclosure/2023/Oct/3
product-security@applehttps://support.apple.com/en-us/HT213940
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2023/Oct/3
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/en-us/HT213940
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT213940

Data Freshness Timeline

(refreshed 13× in last 7d / 59× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-23 21:31 UTCEPSS rescore
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2026-06-10 13:21 UTCEPSS rescore
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2026-05-24 17:07 UTCEG score recompute
2026-05-24 17:07 UTCGHSA enrichment
2026-05-23 14:11 UTCOSV refresh

Frequently asked(5)

What is CVE-2023-40388?

CVE-2023-40388 is a medium vulnerability published on September 27, 2023. A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Sonoma 14. Safari may save photos to an unprotected location.

When was CVE-2023-40388 disclosed?

CVE-2023-40388 was first published in the National Vulnerability Database on September 27, 2023, with the most recent update on November 4, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-40388 actively exploited?

CVE-2023-40388 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-40388?

CVE-2023-40388 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2023-40388?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-40388, 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-2023-40388

📅 Published

🔄 Last Modified

🔗 References (5)