How severe is CVE-2023-35152?

CVE-2023-35152 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-2023-35152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35152?

CVE-2023-35152 primarily affects Xwiki. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-35152?

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-2023-35152 published?

CVE-2023-35152 was published on 2023-06-23 and last updated on 2026-06-17.

CVE-2023-35152

CVE-2023-35152 is a critical-severity vulnerability in Xwiki with a CVSS 3.x base score of 9.9. 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-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Xwiki
Published: 2023-06-23
Last modified: 2026-06-17

Description

XWiki Platform is a generic wiki platform. Starting in version 12.9-rc-1 and prior to versions 14.4.8, 14.10.6, and 15.1, any logged in user can add dangerous content in their first name field and see it executed with programming rights. Leading to rights escalation. The vulnerability has been fixed on XWiki 14.4.8, 14.10.6, and 15.1. As a workaround, one may apply the patch manually.

Frequently asked questions

What is CVE-2023-35152?: XWiki Platform is a generic wiki platform. Starting in version 12.9-rc-1 and prior to versions 14.4.8, 14.10.6, and 15.1, any logged in user can add dangerous content in their first name field and see it executed with programming rights. Leading to rights escalation. The vulnerability has been fixed on XWiki 14.4.8, 14.10.6, and 15.1. As a workaround, one may apply the patch manually.
How severe is CVE-2023-35152?: CVE-2023-35152 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-2023-35152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35152?: CVE-2023-35152 primarily affects Xwiki. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-35152?: 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-2023-35152 published?: CVE-2023-35152 was published on 2023-06-23 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:xwiki:xwiki:*:*:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:12.9:rc1:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:15.0:*:*:*:*:*:*:*
cpe:2.3:a:xwiki:xwiki:15.0:rc1:*:*:*:*:*:*

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