Is CVE-2019-11358 in the CISA KEV catalog?

No. CVE-2019-11358 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-11358?

CVE-2019-11358 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2019-11358?

CVE-2019-11358 has an EPSS score of 87.22% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-11358?

Upgrade mediawiki on debian 11 to 1:1.31.2-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-11358

MEDIUMEPSS 100th pctl

6.1

CVSS v3

NVD

Description

jQuery before 3.4.0, as used in Drupal, Backdrop CMS, and other products, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source object contained an enumerable __proto__ property, it could extend the native Object.prototype.

CWE-1321

How to fix

Remediation Available

mediawikiDebian

Fixed in:1:1.31.2-1CVE-2019-11358

jqueryUbuntu

Fixed in:1.7.2+dfsg-2ubuntu1+esm1USN-7622-1

Fixed in:1.11.3+dfsg-4ubuntu0.1~esm1USN-7622-1

Fixed in:3.2.1-1ubuntu0.1~esm1USN-7622-1

libjs-jqueryUbuntu

Fixed in:1.7.2+dfsg-2ubuntu1+esm1USN-7622-1

Fixed in:1.11.3+dfsg-4ubuntu0.1~esm1USN-7622-1

Fixed in:3.2.1-1ubuntu0.1~esm1USN-7622-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

87.22%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

Patch5

Vendor Advisory1

blog.jquery.com

Third-Party Advisory25

Issue Tracking19

Related Vulnerabilities

Other CWE-1321 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0230	Critical	9.8	97%	-	-
CVE-2020-7774	High	7.3	69%	-	Fix
CVE-2022-24760	Critical	10.0	49%	-	Fix
CVE-2022-39396	Critical	9.8	39%	-	Fix
CVE-2022-2564	Critical	9.8	33%	-	Fix
CVE-2021-23450	High	7.5	30%	-	Fix

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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.