How severe is CVE-2021-42791?

CVE-2021-42791 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-42791 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42791?

CVE-2021-42791 affects Veridiumid Veridiumad. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42791?

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.

When was CVE-2021-42791 published?

CVE-2021-42791 was published on 2022-01-28 and last updated on 2026-06-17.

CVE-2021-42791

CVE-2021-42791 is a high-severity vulnerability in Veridiumid Veridiumad with a CVSS 3.x base score of 7.3. 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-444.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 4.9
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-444
Affected product: Veridiumid Veridiumad
Published: 2022-01-28
Last modified: 2026-06-17

Description

An issue was discovered in VeridiumID VeridiumAD 2.5.3.0. The HTTP request to trigger push notifications for VeridiumAD enrolled users does not enforce proper access control. A user can trigger push notifications for any other user. The text contained in the push notification can also be modified. If a user who receives the notification accepts it, then the user who triggered the notification can obtain the accepting user's login certificate.

Frequently asked questions

What is CVE-2021-42791?: An issue was discovered in VeridiumID VeridiumAD 2.5.3.0. The HTTP request to trigger push notifications for VeridiumAD enrolled users does not enforce proper access control. A user can trigger push notifications for any other user. The text contained in the push notification can also be modified. If a user who receives the notification accepts it, then the user who triggered the notification can obtain the accepting user's login certificate.
How severe is CVE-2021-42791?: CVE-2021-42791 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-42791 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42791?: CVE-2021-42791 affects Veridiumid Veridiumad. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42791?: 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.
When was CVE-2021-42791 published?: CVE-2021-42791 was published on 2022-01-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:veridiumid:veridiumad:2.5.3.0:*:*:*:*:*:*:*

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