How severe is CVE-2020-28722?

CVE-2020-28722 has a CVSS 3.x base score of 5.4, 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 none.

Is CVE-2020-28722 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28722?

CVE-2020-28722 primarily affects Deskpro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-28722?

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

When was CVE-2020-28722 published?

CVE-2020-28722 was published on 2021-05-12 and last updated on 2026-06-17.

CVE-2020-28722

CVE-2020-28722 is a medium-severity vulnerability in Deskpro with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Deskpro
Published: 2021-05-12
Last modified: 2026-06-17

Description

Deskpro Cloud Platform and on-premise 2020.2.3.48207 from 2020-07-30 contains a cross-site scripting (XSS) vulnerability that can lead to an account takeover via custom email templates.

Frequently asked questions

What is CVE-2020-28722?: Deskpro Cloud Platform and on-premise 2020.2.3.48207 from 2020-07-30 contains a cross-site scripting (XSS) vulnerability that can lead to an account takeover via custom email templates.
How severe is CVE-2020-28722?: CVE-2020-28722 has a CVSS 3.x base score of 5.4, 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 none.
Is CVE-2020-28722 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28722?: CVE-2020-28722 primarily affects Deskpro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-28722?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-28722 published?: CVE-2020-28722 was published on 2021-05-12 and last updated on 2026-06-17.

References

https://www.r29k.com/articles/bb/stored-xss-in-deskpro

Affected products (2)

cpe:2.3:a:deskpro:deskpro:*:*:*:*:cloud:*:*:*
cpe:2.3:a:deskpro:deskpro:*:*:*:*:on-premise:*:*:*

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