How severe is CVE-2020-24549?

CVE-2020-24549 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-24549 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24549?

CVE-2020-24549 affects Openmaint. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24549?

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-2020-24549 published?

CVE-2020-24549 was published on 2021-01-26 and last updated on 2026-06-17.

CVE-2020-24549

CVE-2020-24549 is a high-severity vulnerability in Openmaint with a CVSS 3.x base score of 8.8. 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-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Openmaint
Published: 2021-01-26
Last modified: 2026-06-17

Description

openMAINT before 1.1-2.4.2 allows remote authenticated users to run arbitrary JSP code on the underlying web server.

Frequently asked questions

What is CVE-2020-24549?: openMAINT before 1.1-2.4.2 allows remote authenticated users to run arbitrary JSP code on the underlying web server.
How severe is CVE-2020-24549?: CVE-2020-24549 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-24549 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24549?: CVE-2020-24549 affects Openmaint. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24549?: 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-2020-24549 published?: CVE-2020-24549 was published on 2021-01-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openmaint:openmaint:*:*:*:*:*:*:*:*

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