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CWE-591

Sensitive Data Storage in Improperly Locked Memory

15 CVEs Avg CVSS 7.3 MITRE
0
CRITICAL
12
HIGH
3
MEDIUM
0
LOW
0
POC
0
KEV

Monthly

CVE-2025-11711 MEDIUM PATCH This Month

Modify read-only JavaScript Object properties in Firefox and Thunderbird via crafted web content, allowing attackers to bypass property immutability protections and alter application state. Affects Firefox versions below 144, Firefox ESR below 115.29 and 140.4, Thunderbird below 144 and 140.4. Requires user interaction (malicious website visit) but no authentication. CVSS 6.5 reflects high integrity impact with user-interaction requirement; no evidence of active exploitation or public exploit code at time of analysis.

Information Disclosure Red Hat Mozilla Thunderbird Suse
NVD
CVSS 3.1
6.5
EPSS
0.0%
CVE-2025-48819 HIGH PATCH This Week

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.

Windows Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 +13
NVD
CVSS 3.1
7.1
EPSS
0.1%
CVE-2025-30394 MEDIUM This Month

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows Server 2012 Windows Server 2016 Windows Server 2019 +3
NVD
CVSS 3.1
5.9
EPSS
0.9%
CVE-2025-27732 HIGH This Week

Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 +13
NVD
CVSS 3.1
7.0
EPSS
0.2%
CVE-2025-27484 HIGH This Week

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.

Windows Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 +13
NVD
CVSS 3.1
7.5
EPSS
0.3%
CVE-2025-27482 HIGH CERT-EU This Week

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows Server 2016 Windows Server 2019 Windows Server 2022 +2
NVD
CVSS 3.1
8.1
EPSS
0.5%
CVE-2025-27475 HIGH This Week

Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft Windows 11 22h2 Windows 11 23h2 +1
NVD
CVSS 3.1
7.0
EPSS
0.2%
CVE-2025-27471 MEDIUM This Month

Sensitive data storage in improperly locked memory in Microsoft Streaming Service allows an unauthorized attacker to deny service over a network. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 Windows 10 1809 +12
NVD
CVSS 3.1
5.9
EPSS
0.5%
CVE-2025-26686 HIGH This Week

Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker to execute code over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Windows Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 +13
NVD
CVSS 3.1
7.5
EPSS
0.4%
CVE-2025-26665 HIGH This Week

Sensitive data storage in improperly locked memory in Windows upnphost.dll allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft Windows 10 1507 Windows 10 1607 +13
NVD
CVSS 3.1
7.0
EPSS
0.2%
EPSS 0% CVSS 6.5
MEDIUM PATCH This Month

Modify read-only JavaScript Object properties in Firefox and Thunderbird via crafted web content, allowing attackers to bypass property immutability protections and alter application state. Affects Firefox versions below 144, Firefox ESR below 115.29 and 140.4, Thunderbird below 144 and 140.4. Requires user interaction (malicious website visit) but no authentication. CVSS 6.5 reflects high integrity impact with user-interaction requirement; no evidence of active exploitation or public exploit code at time of analysis.

Information Disclosure Red Hat Mozilla +2
NVD
EPSS 0% CVSS 7.1
HIGH PATCH This Week

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.

Windows Information Disclosure Microsoft +15
NVD
EPSS 1% CVSS 5.9
MEDIUM This Month

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows Server 2012 +5
NVD
EPSS 0% CVSS 7.0
HIGH This Week

Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft +15
NVD
EPSS 0% CVSS 7.5
HIGH This Week

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.

Windows Information Disclosure Microsoft +15
NVD
EPSS 0% CVSS 8.1
HIGH This Week

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows Server 2016 +4
NVD
EPSS 0% CVSS 7.0
HIGH This Week

Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft +3
NVD
EPSS 1% CVSS 5.9
MEDIUM This Month

Sensitive data storage in improperly locked memory in Microsoft Streaming Service allows an unauthorized attacker to deny service over a network. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Information Disclosure Microsoft Windows 10 1507 +14
NVD
EPSS 0% CVSS 7.5
HIGH This Week

Sensitive data storage in improperly locked memory in Windows TCP/IP allows an unauthorized attacker to execute code over a network. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Windows Information Disclosure Microsoft +15
NVD
EPSS 0% CVSS 7.0
HIGH This Week

Sensitive data storage in improperly locked memory in Windows upnphost.dll allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Windows Information Disclosure Microsoft +15
NVD

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