How severe is CVE-2018-20528?

CVE-2018-20528 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-20528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20528?

CVE-2018-20528 affects Jeecms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-20528?

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

When was CVE-2018-20528 published?

CVE-2018-20528 was published on 2018-12-28 and last updated on 2026-06-17.

CVE-2018-20528

CVE-2018-20528 is a medium-severity vulnerability in Jeecms with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Jeecms
Published: 2018-12-28
Last modified: 2026-06-17

Description

JEECMS 9 has SSRF via the ueditor/getRemoteImage.jspx upfile parameter.

Frequently asked questions

What is CVE-2018-20528?: JEECMS 9 has SSRF via the ueditor/getRemoteImage.jspx upfile parameter.
How severe is CVE-2018-20528?: CVE-2018-20528 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-20528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20528?: CVE-2018-20528 affects Jeecms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-20528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-20528 published?: CVE-2018-20528 was published on 2018-12-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jeecms:jeecms:9:*:*:*:*:*:*:*

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CVE-2018-19545 — High (CVSS 8.8): JEECMS 9.3 has CSRF via the api/admin/role/save URI to add a user.
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