Is CVE-2021-26991 in the CISA KEV catalog?

No. CVE-2021-26991 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-26991?

CVE-2021-26991 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-26991?

CVE-2021-26991 has an EPSS score of 1.20% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-26991?

Upgrade cloud manager to 3.9.4 or later.

CVE & CISA-KEV Catalog

CVE-2021-26991

HIGH

7.5

CVSS v3

NVD

Description

Cloud Manager versions prior to 3.9.4 contain an insecure Cross-Origin Resource Sharing (CORS) policy which could allow a remote attacker to interact with Cloud Manager.

How to fix

Remediation Available

cloud managerNVD

Affected:< 3.9.4Fixed in:3.9.4CVE-2021-26991derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploit Intelligence

1.20%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Patch1

security.netapp.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.