How severe is CVE-2017-7389?

CVE-2017-7389 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-7389 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7389?

CVE-2017-7389 affects Openeclass. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7389?

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

When was CVE-2017-7389 published?

CVE-2017-7389 was published on 2017-04-01 and last updated on 2026-06-17.

CVE-2017-7389

CVE-2017-7389 is a medium-severity vulnerability in Openeclass with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Openeclass
Published: 2017-04-01
Last modified: 2026-06-17

Description

Multiple Cross-Site Scripting (XSS) were discovered in 'openeclass Release_3.5.4'. The vulnerabilities exist due to insufficient filtration of user-supplied data (meeting_id, user) passed to the 'openeclass-master/modules/tc/webconf/webconf.php' URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.

Frequently asked questions

What is CVE-2017-7389?: Multiple Cross-Site Scripting (XSS) were discovered in 'openeclass Release_3.5.4'. The vulnerabilities exist due to insufficient filtration of user-supplied data (meeting_id, user) passed to the 'openeclass-master/modules/tc/webconf/webconf.php' URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
How severe is CVE-2017-7389?: CVE-2017-7389 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-7389 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7389?: CVE-2017-7389 affects Openeclass. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7389?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7389 published?: CVE-2017-7389 was published on 2017-04-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openeclass:openeclass:*:*:*:*:*:*:*:*

More vulnerabilities in Openeclass

CVE-2024-38530 — Critical (CVSS 9.8): The Open eClass platform (formerly known as GUnet eClass) is a complete Course Management System. An arbitrary file…
CVE-2024-31777 — Critical (CVSS 9.8): File Upload vulnerability in openeclass v.3.15 and before allows an attacker to execute arbitrary code via a crafted…
CVE-2024-26503 — Critical (CVSS 9.1): Unrestricted File Upload vulnerability in Greek Universities Network Open eClass v.3.15 and earlier allows attackers to…
CVE-2026-22241 — High (CVSS 7.2): The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2,…
CVE-2022-33116 — Medium (CVSS 6.5): An issue in the jmpath variable in /modules/mindmap/index.php of GUnet Open eClass Platform (aka openeclass) v3.12.4…
CVE-2025-65734 — Medium (CVSS 5.4): An authenticated arbitrary file upload vulnerability in the Courses/Work Assignments module of gunet Open eClass v3.11,…

All CVEs affecting Openeclass →

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 →