How severe is CVE-2023-26222?

CVE-2023-26222 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-26222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26222?

CVE-2023-26222 affects Tibco Ebx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26222?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-26222 published?

CVE-2023-26222 was published on 2023-11-14 and last updated on 2026-06-17.

CVE-2023-26222

CVE-2023-26222 is a high-severity vulnerability in Tibco Ebx with a CVSS 3.x base score of 8.7. 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: High (CVSS 3.x base score 8.7)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Tibco Ebx
Published: 2023-11-14
Last modified: 2026-06-17

Description

The Web Application component of TIBCO Software Inc.'s TIBCO EBX and TIBCO Product and Service Catalog powered by TIBCO EBX contains an easily exploitable vulnerability that allows a low privileged attacker with network access to execute a stored XSS on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.9.22 and below, versions 6.0.13 and below and TIBCO Product and Service Catalog powered by TIBCO EBX: versions 5.0.0 and below.

Frequently asked questions

What is CVE-2023-26222?: The Web Application component of TIBCO Software Inc.'s TIBCO EBX and TIBCO Product and Service Catalog powered by TIBCO EBX contains an easily exploitable vulnerability that allows a low privileged attacker with network access to execute a stored XSS on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.9.22 and below, versions 6.0.13 and below and TIBCO Product and Service Catalog powered by TIBCO EBX: versions 5.0.0 and below.
How severe is CVE-2023-26222?: CVE-2023-26222 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-26222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26222?: CVE-2023-26222 affects Tibco Ebx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26222?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-26222 published?: CVE-2023-26222 was published on 2023-11-14 and last updated on 2026-06-17.

References

https://www.tibco.com/services/support/advisories

Affected products (1)

cpe:2.3:a:tibco:ebx:*:*:*:*:*:*:*:*

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