Is CVE-2020-15252 in the CISA KEV catalog?

No. CVE-2020-15252 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-15252?

CVE-2020-15252 has a CVSS v3 base score of 8.5 (HIGH).

What is the EPSS score for CVE-2020-15252?

CVE-2020-15252 has an EPSS score of 3.22% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-15252?

Upgrade xwiki to 12.5 or later.

CVE & CISA-KEV Catalog

CVE-2020-15252

HIGHEPSS 87th pctl

8.5

CVSS v3

NVD

Description

In XWiki before version 12.5 and 11.10.6, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. This is patched in XWiki 12.5 and XWiki 11.10.6.

CWE-94Code Injection CWE-74Injection

How to fix

Remediation Available

xwikiNVD

Affected:>= 12.0, < 12.5Fixed in:12.5CVE-2020-15252derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

3.22%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Exploit1

jira.xwiki.org

Vendor Advisory1

jira.xwiki.org

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.