How severe is CVE-2026-28909?

CVE-2026-28909 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-28909 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-28909?

CVE-2026-28909 affects Apple Container. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-28909?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-28909 have an EU (EUVD) identifier?

Yes. CVE-2026-28909 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26452.

When was CVE-2026-28909 published?

CVE-2026-28909 was published on 2026-04-30 and last updated on 2026-06-17.

CVE-2026-28909

CVE-2026-28909 is a medium-severity vulnerability in Apple Container with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26452
Weakness: CWE-522
Affected product: Apple Container
Published: 2026-04-30
Last modified: 2026-06-17

Description

Users who connect to malicious registries with hostnames matching the bypass patterns will have their registry credentials exposed in plaintext. This issue is fixed in container version 0.12.3.

Frequently asked questions

What is CVE-2026-28909?: Users who connect to malicious registries with hostnames matching the bypass patterns will have their registry credentials exposed in plaintext. This issue is fixed in container version 0.12.3.
How severe is CVE-2026-28909?: CVE-2026-28909 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-28909 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-28909?: CVE-2026-28909 affects Apple Container. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-28909?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-28909 have an EU (EUVD) identifier?: Yes. CVE-2026-28909 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26452.
When was CVE-2026-28909 published?: CVE-2026-28909 was published on 2026-04-30 and last updated on 2026-06-17.

References

https://github.com/apple/container/security/advisories/GHSA-m5rp-xcpf-r8m7

Affected products (1)

cpe:2.3:a:apple:container:*:*:*:*:*:swift:*:*

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