How severe is CVE-2023-35890?

CVE-2023-35890 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-35890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35890?

CVE-2023-35890 primarily affects Ibm Websphere Application Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-35890?

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

When was CVE-2023-35890 published?

CVE-2023-35890 was published on 2023-07-07 and last updated on 2026-06-17.

CVE-2023-35890

CVE-2023-35890 is a medium-severity vulnerability in Ibm Websphere Application Server with a CVSS 3.x base score of 5.1. 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-327.

Key facts

Severity: Medium (CVSS 3.x base score 5.1)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-327
Affected product: Ibm Websphere Application Server
Published: 2023-07-07
Last modified: 2026-06-17

Description

IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security, caused by the improper encoding in a local configuration file. IBM X-Force ID: 258637.

Frequently asked questions

What is CVE-2023-35890?: IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security, caused by the improper encoding in a local configuration file. IBM X-Force ID: 258637.
How severe is CVE-2023-35890?: CVE-2023-35890 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-35890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35890?: CVE-2023-35890 primarily affects Ibm Websphere Application Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-35890?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-35890 published?: CVE-2023-35890 was published on 2023-07-07 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:ibm:websphere_application_server:8.5.5.23:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.5.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.5.16:*:*:*:*:*:*:*

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