How severe is CVE-2018-20596?

CVE-2018-20596 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-2018-20596 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20596?

CVE-2018-20596 affects Jspxcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-20596?

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-2018-20596 published?

CVE-2018-20596 was published on 2018-12-30 and last updated on 2026-06-17.

CVE-2018-20596

CVE-2018-20596 is a critical-severity vulnerability in Jspxcms 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. The underlying weakness is classified as CWE-918.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Jspxcms
Published: 2018-12-30
Last modified: 2026-06-17

Description

Jspxcms v9.0.0 allows SSRF.

Frequently asked questions

What is CVE-2018-20596?: Jspxcms v9.0.0 allows SSRF.
How severe is CVE-2018-20596?: CVE-2018-20596 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-2018-20596 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20596?: CVE-2018-20596 affects Jspxcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-20596?: 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-2018-20596 published?: CVE-2018-20596 was published on 2018-12-30 and last updated on 2026-06-17.

References

https://gitee.com/jspxcms/Jspxcms/issues/IQAHK

Affected products (1)

cpe:2.3:a:jspxcms:jspxcms:9.0.0:*:*:*:*:*:*:*

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