How severe is CVE-2026-41971?

CVE-2026-41971 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-41971 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-2026-41971?

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

Does CVE-2026-41971 have an EU (EUVD) identifier?

Yes. CVE-2026-41971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30527.

When was CVE-2026-41971 published?

CVE-2026-41971 was published on 2026-05-15 and last updated on 2026-06-17.

CVE-2026-41971

CVE-2026-41971 is a medium-severity vulnerability with a CVSS 3.x base score of 5.5. 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-840.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30527
Weakness: CWE-840
Published: 2026-05-15
Last modified: 2026-06-17

Description

Permission control vulnerability in the security control module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

Frequently asked questions

What is CVE-2026-41971?: Permission control vulnerability in the security control module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
How severe is CVE-2026-41971?: CVE-2026-41971 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-41971 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-2026-41971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41971 have an EU (EUVD) identifier?: Yes. CVE-2026-41971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30527.
When was CVE-2026-41971 published?: CVE-2026-41971 was published on 2026-05-15 and last updated on 2026-06-17.

References

Other CWE-840 vulnerabilities

CVE-2022-4719 — Critical (CVSS 9.8): Business Logic Errors in GitHub repository ikus060/rdiffweb prior to 2.5.5.
CVE-2022-3363 — Critical (CVSS 9.8): Business Logic Errors in GitHub repository ikus060/rdiffweb prior to 2.5.0a7.
CVE-2021-4171 — Critical (CVSS 9.8): calibre-web is vulnerable to Business Logic Errors
CVE-2024-39671 — Critical (CVSS 9.3): Access control vulnerability in the security verification module. Impact: Successful exploitation of this vulnerability…
CVE-2024-54098 — High (CVSS 8.5): Service logic error vulnerability in the system service module Impact: Successful exploitation of this vulnerability…
CVE-2025-1908 — High (CVSS 7.7): An issue has been discovered in GitLab EE/CE that could allow an attacker to track users' browsing activities,…

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