PT-2025-32850 · Microsoft · Windows Gdi+1

Gábor Selján + 1 · Published 2025-08-12 · Updated 2026-05-22 · CVE-2025-53766

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Windows GDI+ (affected versions not specified)

Description A heap-based buffer overflow exists in Windows GDI+, where a heap-based buffer overflow is a memory corruption issue that occurs when a program writes more data to a heap-allocated memory block than it can hold. This flaw allows an unauthorized remote attacker to execute arbitrary code and gain unauthorized access to protected information by loading a specially crafted metafile or through malicious websites.

Recommendations Apply the Microsoft August 2025 Patch Tuesday updates.

Fix

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-09749

CVE-2025-53766

Affected Products

Windows

Windows Gdi

References · 23

• https://safe-surf.ru/specialists/bulletins-nkcki/723768 · Security Note
• https://bdu.fstec.ru/vul/2025-09749 · Security Note
• https://osv.dev/vulnerability/CVE-2025-53766 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53766 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-53766 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-53766 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-53766 · Security Note
• https://twitter.com/PixelKnightSec/status/1957363887747010746 · Twitter Post
• https://twitter.com/CVEnew/status/1955322631365722475 · Twitter Post
• https://twitter.com/ShebaBakut/status/2038583166760280324 · Twitter Post
• https://t.me/true_secator/7322 · Telegram Post
• https://roboshadow.com/blog/patch-tuesday-august-2025?rid=socialpost · Reddit Post
• https://reddit.com/r/pwnhub/comments/1mp9x30/microsoft_fixes_over_100_vulnerabilities_in · Reddit Post
• https://t.me/cveNotify/164597 · Telegram Post
• https://twitter.com/jossy_chidi/status/1988500705468875197 · Twitter Post