How severe is CVE-2021-1474?

CVE-2021-1474 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-1474 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-1474?

CVE-2021-1474 affects Cisco Umbrella. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-1474?

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

When was CVE-2021-1474 published?

CVE-2021-1474 was published on 2021-04-08 and last updated on 2026-06-17.

CVE-2021-1474

CVE-2021-1474 is a medium-severity vulnerability in Cisco Umbrella 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-1236.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.8
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1236
Affected product: Cisco Umbrella
Published: 2021-04-08
Last modified: 2026-06-17

Description

Multiple vulnerabilities in the Admin audit log export feature and Scheduled Reports feature of Cisco Umbrella could allow an authenticated, remote attacker to perform formula and link injection attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Frequently asked questions

What is CVE-2021-1474?: Multiple vulnerabilities in the Admin audit log export feature and Scheduled Reports feature of Cisco Umbrella could allow an authenticated, remote attacker to perform formula and link injection attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
How severe is CVE-2021-1474?: CVE-2021-1474 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-1474 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1474?: CVE-2021-1474 affects Cisco Umbrella. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-1474?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-1474 published?: CVE-2021-1474 was published on 2021-04-08 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-umbrella-inject-gbZGHP5T

Affected products (1)

cpe:2.3:a:cisco:umbrella:-:*:*:*:*:*:*:*

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