How severe is CVE-2015-4993?

CVE-2015-4993 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-2015-4993 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4993?

CVE-2015-4993 primarily affects Ibm Websphere Portal. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4993?

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

When was CVE-2015-4993 published?

CVE-2015-4993 was published on 2015-12-21 and last updated on 2026-06-17.

CVE-2015-4993

CVE-2015-4993 is a medium-severity vulnerability in Ibm Websphere Portal 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% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ibm Websphere Portal
Published: 2015-12-21
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in IBM WebSphere Portal 6.1.0 through 6.1.0.6 CF27, 6.1.5 through 6.1.5.3 CF27, 7.0.0 through 7.0.0.2 CF29, 8.0.0 before 8.0.0.1 CF19, and 8.5.0 before CF08 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, a different vulnerability than CVE-2015-4998.

Frequently asked questions

What is CVE-2015-4993?: Cross-site scripting (XSS) vulnerability in IBM WebSphere Portal 6.1.0 through 6.1.0.6 CF27, 6.1.5 through 6.1.5.3 CF27, 7.0.0 through 7.0.0.2 CF29, 8.0.0 before 8.0.0.1 CF19, and 8.5.0 before CF08 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, a different vulnerability than CVE-2015-4998.
How severe is CVE-2015-4993?: CVE-2015-4993 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-2015-4993 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4993?: CVE-2015-4993 primarily affects Ibm Websphere Portal. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4993?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4993 published?: CVE-2015-4993 was published on 2015-12-21 and last updated on 2026-06-17.

References

Affected products (17)

cpe:2.3:a:ibm:websphere_portal:6.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:6.1.5.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:7.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:7.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:7.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:8.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:8.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_portal:8.5.0.0:*:*:*:*:*:*:*

More vulnerabilities in Ibm Websphere Portal

CVE-2008-5675 — Critical (CVSS 10.0): Unspecified vulnerability in IBM WebSphere Portal 6.0 before 6.0.1.5 has unknown impact and attack vectors related to…
CVE-2017-1156 — High (CVSS 8.8): IBM WebSphere Portal 8.5 and 9.0 could allow a remote attacker to conduct phishing attacks, using an open redirect…
CVE-2016-2901 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in the PA_Theme_Creator application in IBM WebSphere Portal 8.5 CF08…
CVE-2013-2951 — High (CVSS 7.8): IBM WebSphere Portal 7.0.0.x and 8.0.0.x write passwords to a trace file when tracing is enabled for the Selfcare…
CVE-2015-7419 — High (CVSS 7.8): IBM WebSphere Portal 8.0.0.1 before CF19 and 8.5.0 before CF09 allows remote attackers to cause a denial of service…
CVE-2015-1943 — High (CVSS 7.8): IBM WebSphere Portal 6.1.0.x through 6.1.0.6 CF27, 6.1.5.x through 6.1.5.3 CF27, 7.0.x through 7.0.0.2 CF29, 8.0.x…

All CVEs affecting Ibm Websphere Portal →

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 →