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CVE-2026-14241— Memory safety bugs fixed in Firefox 152.0.4

Quick assessment

Affected
Mozilla Firefox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mozilla Firefox是Mozilla基金会开源的一款Web浏览器。 Mozilla Firefox 152.0.3版本存在安全漏洞，该漏洞源于内存安全问题，可能导致内存损坏，并可能被利用执行任意代码。

AI Predicted 7.4 Difficulty: Moderate EPSS 0.43% · P35

Affected Version Matrix 1

VendorProduct Version RangeStatus
Mozilla Firefox 152.0.4≤ * unaffected
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I. Basic Information for CVE-2026-14241

Vulnerability Information
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Vulnerability Title
Memory safety bugs fixed in Firefox 152.0.4
Source: CVE Program / CVE List V5
Vulnerability Description
Memory safety bugs present in Firefox 152.0.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152.0.4.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mozilla Firefox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是Mozilla基金会开源的一款Web浏览器。 Mozilla Firefox 152.0.3版本存在安全漏洞，该漏洞源于内存安全问题，可能导致内存损坏，并可能被利用执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Mozilla Firefox 152.0.4 ~ * -

II. Public POCs for CVE-2026-14241

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III. Intelligence Information for CVE-2026-14241

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Vendor Advisories for CVE-2026-14241 (1)

Vendor Pages for CVE-2026-14241 (1)

IV. Related Vulnerabilities

Same product: Firefox
Same vendor: Mozilla

V. Comments for CVE-2026-14241

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