CVE-2021-34496
MediumCVSS 5.5Exploitation Probability (EPSS)
High risk77th percentile - higher than 77% of all known CVEs
Summary
Information disclosure vulnerability in Windows GDI. An attacker could read memory data, potentially exposing sensitive information.
Risk Assessment
Risk of sensitive data leakage, which could be used for further attacks.
Recommendation
Install the latest Windows security updates that address this vulnerability.
Other vulnerabilities in Windows GDI
See all- CVE-2026-35421High
Heap-based buffer overflow in Windows GDI allows an unauthorized attacker to execute code locally.
- CVE-2026-50380Critical
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2025-53766Critical
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2020-1179Medium
An information disclosure vulnerability in Windows GDI component that improperly discloses memory contents. An attacker could obtain information to further compromise the user's system.
- CVE-2020-0963Medium
An information disclosure vulnerability in Windows GDI component that improperly discloses memory contents. An attacker could obtain information to further compromise the user's system.
- CVE-2019-0903HighActively exploited
A remote code execution vulnerability in the Windows GDI+ interface, caused by improper handling of objects in memory. An attacker could exploit this to execute arbitrary code remotely.
- CVE-2026-77491Medium
Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information locally.
- CVE-2026-69288Medium
A vulnerability in Windows GDI+ involves the use of an uninitialized resource, allowing an authorized attacker to disclose information locally.
- CVE-2026-68827High
An integer underflow (wrap or wraparound) exists in Windows GDI+. This allows an authorized attacker to elevate privileges over a network.
- CVE-2026-65662Medium
An out-of-bounds read in Windows GDI allows an authorized attacker to disclose information locally.
Original NVD description (English source)
Windows GDI Information Disclosure Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS