How severe is CVE-2015-1921?

CVE-2015-1921 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2015-1921 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1921?

CVE-2015-1921 primarily affects Ibm Websphere Portal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-1921?

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

When was CVE-2015-1921 published?

CVE-2015-1921 was published on 2015-05-25 and last updated on 2026-06-17.

CVE-2015-1921

CVE-2015-1921 is a medium-severity vulnerability in Ibm Websphere Portal with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 6.4)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Websphere Portal
Published: 2015-05-25
Last modified: 2026-06-17

Description

Open redirect vulnerability in IBM WebSphere Portal 8.0.0 before 8.0.0.1 CF17 and 8.5.0 before CF06 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted URL.

Frequently asked questions

What is CVE-2015-1921?: Open redirect vulnerability in IBM WebSphere Portal 8.0.0 before 8.0.0.1 CF17 and 8.5.0 before CF06 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted URL.
How severe is CVE-2015-1921?: CVE-2015-1921 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2015-1921 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1921?: CVE-2015-1921 primarily affects Ibm Websphere Portal. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-1921?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-1921 published?: CVE-2015-1921 was published on 2015-05-25 and last updated on 2026-06-17.

References

Affected products (3)

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 →