How severe is CVE-2026-41860?

CVE-2026-41860 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-41860 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-41860?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-41860 have an EU (EUVD) identifier?

Yes. CVE-2026-41860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34192.

When was CVE-2026-41860 published?

CVE-2026-41860 was published on 2026-06-04 and last updated on 2026-06-17.

CVE-2026-41860

CVE-2026-41860 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-326.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 7.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34192
Weakness: CWE-326
Published: 2026-06-04
Last modified: 2026-06-17

Description

CWE-326 in BOSH allows a local attacker to steal Basic-auth credentials or redirect UAA token requests via MITM. HttpRequestHelper#create_async_endpoint and #send_http_get_request_synchronous hard-code OpenSSL::SSL::VERIFY_NONE, enabling an attacker to intercept traffic between bosh-monitor and the BOSH director or UAA and steal credentials. Affected versions: - BOSH: all versions prior to v282.1.9 (inclusive); fixed in v282.1.9 or later

Frequently asked questions

What is CVE-2026-41860?: CWE-326 in BOSH allows a local attacker to steal Basic-auth credentials or redirect UAA token requests via MITM. HttpRequestHelper#create_async_endpoint and #send_http_get_request_synchronous hard-code OpenSSL::SSL::VERIFY_NONE, enabling an attacker to intercept traffic between bosh-monitor and the BOSH director or UAA and steal credentials. Affected versions: - BOSH: all versions prior to v282.1.9 (inclusive); fixed in v282.1.9 or later
How severe is CVE-2026-41860?: CVE-2026-41860 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-41860 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-41860?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-41860 have an EU (EUVD) identifier?: Yes. CVE-2026-41860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34192.
When was CVE-2026-41860 published?: CVE-2026-41860 was published on 2026-06-04 and last updated on 2026-06-17.

References

https://www.cloudfoundry.org/blog/cve-2026-41860-missing-tls-verify-on-bosh-monitor/

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