How severe is CVE-2020-23580?

CVE-2020-23580 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-23580 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23580?

CVE-2020-23580 affects Pbootcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23580?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-23580 published?

CVE-2020-23580 was published on 2021-07-08 and last updated on 2026-06-17.

CVE-2020-23580

CVE-2020-23580 is a critical-severity vulnerability in Pbootcms with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Pbootcms
Published: 2021-07-08
Last modified: 2026-06-17

Description

Remote Code Execution vulnerability in PbootCMS 2.0.8 in the message board.

Frequently asked questions

What is CVE-2020-23580?: Remote Code Execution vulnerability in PbootCMS 2.0.8 in the message board.
How severe is CVE-2020-23580?: CVE-2020-23580 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-23580 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23580?: CVE-2020-23580 affects Pbootcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23580?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-23580 published?: CVE-2020-23580 was published on 2021-07-08 and last updated on 2026-06-17.

References

https://github.com/DengyigeFeng/vuln/issues/1

Affected products (1)

cpe:2.3:a:pbootcms:pbootcms:2.0.8:*:*:*:*:*:*:*

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