How severe is CVE-2023-34466?

CVE-2023-34466 has a CVSS 3.x base score of 4.3, 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 none, and availability none.

Is CVE-2023-34466 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34466?

CVE-2023-34466 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-2023-34466?

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

When was CVE-2023-34466 published?

CVE-2023-34466 was published on 2023-06-23 and last updated on 2026-06-17.

CVE-2023-34466

CVE-2023-34466 is a medium-severity vulnerability in Xwiki with a CVSS 3.x base score of 4.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Xwiki
Published: 2023-06-23
Last modified: 2026-06-17

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting in version 5.0-milestone-1 and prior to versions 14.4.8, 14.10.4, and 15.0-rc-1, tags from pages not viewable to the current user are leaked by the tags API. This information can also be exploited to infer the document reference of non-viewable pages. This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0-rc-1.

Frequently asked questions

What is CVE-2023-34466?: XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting in version 5.0-milestone-1 and prior to versions 14.4.8, 14.10.4, and 15.0-rc-1, tags from pages not viewable to the current user are leaked by the tags API. This information can also be exploited to infer the document reference of non-viewable pages. This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0-rc-1.
How severe is CVE-2023-34466?: CVE-2023-34466 has a CVSS 3.x base score of 4.3, 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 none, and availability none.
Is CVE-2023-34466 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34466?: CVE-2023-34466 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-2023-34466?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34466 published?: CVE-2023-34466 was published on 2023-06-23 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:5.0:milestone1:*:*:*:*:*:*

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