CVE-2020-8773

CVE-2020-8773 is a high-severity vulnerability in Pega Platform with a CVSS 3.x base score of 8.9. 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

Description

The Richtext Editor in Pega Platform before 8.2.6 is affected by a Stored Cross-Site Scripting (XSS) vulnerability.

Frequently asked questions

What is CVE-2020-8773?
The Richtext Editor in Pega Platform before 8.2.6 is affected by a Stored Cross-Site Scripting (XSS) vulnerability.
How severe is CVE-2020-8773?
CVE-2020-8773 has a CVSS 3.x base score of 8.9, 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 low.
Is CVE-2020-8773 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8773?
CVE-2020-8773 affects Pega Platform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-8773?
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-2020-8773 published?
CVE-2020-8773 was published on 2020-04-29 and last updated on 2026-06-17.

References

Affected products (1)

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