VulnerabilityModified
CVE-2023-40031
Versions 8.5.6 and prior are vulnerable to heap buffer write overflow in `Utf8_16_Read::convert`.
HIGH 7.8EPSS 0.52%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to heap buffer write overflow in `Utf8_16_Read::convert`. This issue may lead to arbitrary code execution. As of time of publication, no known patches are available in existing versions of Notepad++.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.52% probability · 42th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120, CWE-122
- Affected
- notepad-plus-plus/notepad\+\+
- Source
- security-advisories@github.com
References
- https://securitylab.github.com/advisories/GHSL-2023-092_Notepad__/Exploit, Third Party Advisory
- https://securitylab.github.com/advisories/GHSL-2023-092_Notepad__/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.