CVE-2026-28873

HIGHNVD 7.57.5—

7.5

This issue was addressed with additional entitlement checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.4 and iPadOS 26.4. An app may be able to circumvent App Privacy Report logging.

CVSS v3: 7.5
EG Score: 7.5(high)
EPSS: 11.8%
KEV: Not listed

Published

May 11, 2026

Last Modified

May 14, 2026

References (2)

product-security@applehttps://support.apple.com/en-us/126792
product-security@applehttps://support.apple.com/en-us/127111

Weakness Classification(1)

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

CWE-863Incorrect Authorization

Data Freshness Timeline

(refreshed 17× 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.

2026-05-31 22:30 UTCepss_batch
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2026-05-24 16:59 UTCepss_batch
2026-05-23 15:21 UTCepss_batch
2026-05-22 21:16 UTCepss_batch

Frequently asked(5)

What is CVE-2026-28873?

CVE-2026-28873 is a high vulnerability published on May 11, 2026. This issue was addressed with additional entitlement checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.4 and iPadOS 26.4. An app may be able to circumvent App Privacy Report logging.

When was CVE-2026-28873 disclosed?

CVE-2026-28873 was first published in the National Vulnerability Database on May 11, 2026, with the most recent update on May 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-28873 actively exploited?

CVE-2026-28873 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-28873?

CVE-2026-28873 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2026-28873?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-28873, 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-2026-28873

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-28873?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)