How severe is CVE-2017-15538?

CVE-2017-15538 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-15538 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-15538?

CVE-2017-15538 affects Ilias. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-15538?

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

When was CVE-2017-15538 published?

CVE-2017-15538 was published on 2017-10-17 and last updated on 2026-06-17.

CVE-2017-15538

CVE-2017-15538 is a medium-severity vulnerability in Ilias with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ilias
Published: 2017-10-17
Last modified: 2026-06-17

Description

Stored XSS vulnerability in the Media Objects component of ILIAS before 5.1.21 and 5.2.x before 5.2.9 allows an authenticated user to inject JavaScript to gain administrator privileges, related to the setParameter function in Services/MediaObjects/classes/class.ilMediaItem.php.

Frequently asked questions

What is CVE-2017-15538?: Stored XSS vulnerability in the Media Objects component of ILIAS before 5.1.21 and 5.2.x before 5.2.9 allows an authenticated user to inject JavaScript to gain administrator privileges, related to the setParameter function in Services/MediaObjects/classes/class.ilMediaItem.php.
How severe is CVE-2017-15538?: CVE-2017-15538 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-15538 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-15538?: CVE-2017-15538 affects Ilias. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-15538?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-15538 published?: CVE-2017-15538 was published on 2017-10-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ilias:ilias:*:*:*:*:*:*:*:*

More vulnerabilities in Ilias

CVE-2023-36487 — Critical (CVSS 9.8): The password reset function in ILIAS 7.0_beta1 through 7.20 and 8.0_beta1 through 8.1 allows remote attackers to take…
CVE-2023-45869 — Critical (CVSS 9.0): ILIAS 7.25 (2023-09-12) allows any authenticated user to execute arbitrary operating system commands remotely, when a…
CVE-2022-45915 — High (CVSS 8.8): ILIAS before 7.16 allows OS Command Injection.
CVE-2020-23996 — High (CVSS 8.8): A local file inclusion vulnerability in ILIAS before 5.3.19, 5.4.10 and 6.0 allows remote authenticated attackers to…
CVE-2020-25268 — High (CVSS 8.8): Remote Code Execution can occur via the external news feed in ILIAS 6.4 because of incorrect parameter sanitization for…
CVE-2023-45868 — High (CVSS 8.1): The Learning Module in ILIAS 7.25 (2023-09-12 release) allows an attacker (with basic user privileges) to achieve a…

All CVEs affecting Ilias →

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 →