How severe is CVE-2020-20595?

CVE-2020-20595 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-20595 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-20595?

CVE-2020-20595 affects Opms Project Opms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-20595?

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

When was CVE-2020-20595 published?

CVE-2020-20595 was published on 2021-12-22 and last updated on 2026-06-17.

CVE-2020-20595

CVE-2020-20595 is a medium-severity vulnerability in Opms Project Opms 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Opms Project Opms
Published: 2021-12-22
Last modified: 2026-06-17

Description

A cross-site request forgery (CSRF) in OPMS v1.3 and below allows attackers to arbitrarily add a user account via /user/add.

Frequently asked questions

What is CVE-2020-20595?: A cross-site request forgery (CSRF) in OPMS v1.3 and below allows attackers to arbitrarily add a user account via /user/add.
How severe is CVE-2020-20595?: CVE-2020-20595 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-20595 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-20595?: CVE-2020-20595 affects Opms Project Opms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-20595?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-20595 published?: CVE-2020-20595 was published on 2021-12-22 and last updated on 2026-06-17.

References

https://github.com/lock-upme/OPMS/issues/25

Affected products (1)

cpe:2.3:a:opms_project:opms:1.3:*:*:*:*:*:*:*

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