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CVE-2022-31901

Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows...

6.5 MediumPublic exploit

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

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.33%Up 0.4 points since Jan 20, 2023
90%50%10%1%

What each source reports

NVD Score used 6.5

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

Record
CVE-2022-31901
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
CVE List 6.5

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

Record
CVE-2022-31901
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
EUVDEUVD-2022-53225 6.5

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

Record
EUVD-2022-53225
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-v6qv-5wc9-pq33 6.5

Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows...

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

Record
GHSA-v6qv-5wc9-pq33
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
OSV 6.5

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

Record
CVE-2022-31901
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubCDACesec/CVE-2022-319012022-07-11

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-31901 is a medium vulnerability (CVSS 6.5) in Notepad-plus-plus Notepad\+\+, published January 19, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.33%, the 71st percentile. No source names a fixed version.

References

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