How severe is CVE-2025-36223?

CVE-2025-36223 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-36223 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-36223?

CVE-2025-36223 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-2025-36223?

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

Does CVE-2025-36223 have an EU (EUVD) identifier?

Yes. CVE-2025-36223 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-131933.

When was CVE-2025-36223 published?

CVE-2025-36223 was published on 2025-11-12 and last updated on 2026-06-17.

CVE-2025-36223

CVE-2025-36223 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-644.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-131933
Weakness: CWE-644
Affected product: Ibm Openpages
Published: 2025-11-12
Last modified: 2026-06-17

Description

IBM OpenPages 9.0 and 9.1 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.

Frequently asked questions

What is CVE-2025-36223?: IBM OpenPages 9.0 and 9.1 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
How severe is CVE-2025-36223?: CVE-2025-36223 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-36223 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-36223?: CVE-2025-36223 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-2025-36223?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-36223 have an EU (EUVD) identifier?: Yes. CVE-2025-36223 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-131933.
When was CVE-2025-36223 published?: CVE-2025-36223 was published on 2025-11-12 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7250239

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

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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…
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