How severe is CVE-2020-15497?

CVE-2020-15497 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-15497 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15497?

CVE-2020-15497 affects Jalios Jcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15497?

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

When was CVE-2020-15497 published?

CVE-2020-15497 was published on 2020-07-17 and last updated on 2026-06-17.

CVE-2020-15497

CVE-2020-15497 is a medium-severity vulnerability in Jalios Jcms with a CVSS 3.x base score of 5.3. 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

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jalios Jcms
Published: 2020-07-17
Last modified: 2026-06-17

Description

jcore/portal/ajaxPortal.jsp in Jalios JCMS 10.0.2 build-20200224104759 allows XSS via the types parameter. Note: It is asserted that this vulnerability is not present in the standard installation of Jalios JCMS

Frequently asked questions

What is CVE-2020-15497?: jcore/portal/ajaxPortal.jsp in Jalios JCMS 10.0.2 build-20200224104759 allows XSS via the types parameter. Note: It is asserted that this vulnerability is not present in the standard installation of Jalios JCMS
How severe is CVE-2020-15497?: CVE-2020-15497 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-15497 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15497?: CVE-2020-15497 affects Jalios Jcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15497?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15497 published?: CVE-2020-15497 was published on 2020-07-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jalios:jcms:10.0.2:build-20200224104759:*:*:*:*:*:*

More vulnerabilities in Jalios Jcms

CVE-2019-19033 — Critical (CVSS 9.8): Jalios JCMS 10 allows attackers to access any part of the website and the WebDAV server with administrative privileges…

All CVEs affecting Jalios Jcms →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →