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    CVE-2022-31901

    Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows attackers to crash the application via two crafted files.

    Published:Jan 19, 2023
    Last Modified:Apr 4, 2025
    EPS:Jan 19, 2023
    EPSS Score:0.00271
    CVSS Score:6.5

    Affected Products

    Vendor
    Notepad-plus-plus
    Product
    Notepad\+\+

    Exploits

    https://github.com/CDACesec/CVE-2022-31901https://github.com/CDACesec/CVE-2022-31901https://github.com/CDACesec/CVE-2022-31901

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-5525 (CVSS 6) — A stack-based buffer overflow vulnerability exists in Notepad++ version 8.9.3 in the file drop handler compone…
    CVE-2026-25926 (CVSS 7.3) — Notepad++ is a free and open-source source code editor. An Unsafe Search Path vulnerability (CWE-426) exists i…
    CVE-2025-15556 (CVSS 7.7) — Notepad++ versions prior to 8.8.9, when using the WinGUp updater, contain an update integrity verification vul…
    CVE-2023-6401 (CVSS 5.3) — A vulnerability classified as problematic was found in NotePad++ up to 8.1. Affected by this vulnerability is …
    CVE-2023-47452 (CVSS 7.8) — An Untrusted search path vulnerability in notepad++ 6.5 allows local users to gain escalated privileges throug…
    CVE-2023-40166 (CVSS 5.5) — Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to heap buffer…
    CVE-2023-40164 (CVSS 5.5) — Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to global buff…
    CVE-2023-40036 (CVSS 5.5) — Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to global buff…
    CVE-2023-40031 (CVSS 7.8) — Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to heap buffer…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High