How severe is CVE-2023-26475?

CVE-2023-26475 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-26475 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 65% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26475?

CVE-2023-26475 primarily affects Xwiki. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-26475?

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

When was CVE-2023-26475 published?

CVE-2023-26475 was published on 2023-03-02 and last updated on 2026-06-17.

CVE-2023-26475

CVE-2023-26475 is a critical-severity vulnerability in Xwiki with a CVSS 3.x base score of 9.9. Its EPSS exploit-prediction score of 65% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-269.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
EPSS exploit prediction: 65% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Xwiki
Published: 2023-03-02
Last modified: 2026-06-17

Description

XWiki Platform is a generic wiki platform. Starting in version 2.3-milestone-1, the annotation displayer does not execute the content in a restricted context. This allows executing anything with the right of the author of any document by annotating the document. This has been patched in XWiki 13.10.11, 14.4.7 and 14.10. There is no easy workaround except to upgrade.

Frequently asked questions

What is CVE-2023-26475?: XWiki Platform is a generic wiki platform. Starting in version 2.3-milestone-1, the annotation displayer does not execute the content in a restricted context. This allows executing anything with the right of the author of any document by annotating the document. This has been patched in XWiki 13.10.11, 14.4.7 and 14.10. There is no easy workaround except to upgrade.
How severe is CVE-2023-26475?: CVE-2023-26475 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-26475 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 65% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26475?: CVE-2023-26475 primarily affects Xwiki. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-26475?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-26475 published?: CVE-2023-26475 was published on 2023-03-02 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:2.3:milestone1:*:*:*:*:*:*

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