How severe is CVE-2025-36121?

CVE-2025-36121 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-2025-36121 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36121?

CVE-2025-36121 primarily affects Ibm Openpages. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-36121?

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

Does CVE-2025-36121 have an EU (EUVD) identifier?

Yes. CVE-2025-36121 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36194.

When was CVE-2025-36121 published?

CVE-2025-36121 was published on 2025-10-27 and last updated on 2026-06-17.

CVE-2025-36121

CVE-2025-36121 is a medium-severity vulnerability in Ibm Openpages 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-80.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36194
Weakness: CWE-80
Affected product: Ibm Openpages
Published: 2025-10-27
Last modified: 2026-06-17

Description

IBM OpenPages 9.1 and 9.0 is vulnerable to HTML injection. A remotely authenticated attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Frequently asked questions

What is CVE-2025-36121?: IBM OpenPages 9.1 and 9.0 is vulnerable to HTML injection. A remotely authenticated attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.
How severe is CVE-2025-36121?: CVE-2025-36121 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-2025-36121 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36121?: CVE-2025-36121 primarily affects Ibm Openpages. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-36121?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-36121 have an EU (EUVD) identifier?: Yes. CVE-2025-36121 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36194.
When was CVE-2025-36121 published?: CVE-2025-36121 was published on 2025-10-27 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7248932

Affected products (2)

cpe:2.3:a:ibm:openpages:9.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:openpages:9.1.0:*:*:*:*:*:*:*

More vulnerabilities in Ibm Openpages

CVE-2025-36223 — Medium (CVSS 5.4): IBM OpenPages 9.0 and 9.1 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST…
CVE-2025-33110 — Medium (CVSS 5.4): IBM OpenPages 9.1, and 9.0 with Watson is vulnerable to HTML injection. A remote attacker could inject malicious HTML…
CVE-2025-27368 — Medium (CVSS 4.3): IBM OpenPages 9.0 and 9.1 is vulnerable to information disclosure of sensitive information due to a weaker than…
CVE-2025-2670 — Medium (CVSS 4.3): IBM OpenPages 9.0 is vulnerable to information disclosure of sensitive information due to a weaker than expected…
CVE-2025-36082 — Medium (CVSS 4.0): IBM OpenPages 9.0 and 9.1 allows web page cache to be stored locally which can be read by another user on the system.

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