📄 Notepad++ 8.9.6 Arbitrary Code Execution

Notepad++ versions 8.9.6 and below proof of concept arbitrary code execution exploit. Exploit Title: Notepad++ 8.9.6 - Arbitrary Code Execution Date: 2026-05-30 Exploit Author: Kavin Jindal Avyukt Security https://www.linkedin.com/in/kavin-jindal/ Vendor Homepage: https://notepad-plus-plus.org...

Exploit for CVE-2026-48800

CVE-2026-48800 — Notepad++ Arbitrary Code Execution PoC Sev...

Exploit for CVE-2026-48778

CVE-2026-48...

Notepad++ 8.9.6 - Arbitrary Code Execution

Exploit Title: Notepad++ 8.9.6 - Arbitrary Code Execution Date: 2026-05-30 Exploit Author: Kavin Jindal Avyukt Security https://www.linkedin.com/in/kavin-jindal/ Vendor Homepage: https://notepad-plus-plus.org Software Link: https://notepad-plus-plus.org/downloads/v8.9.6/ Version: from config.xml...

Notepad++ security vulnerabilities

Notepad++ is an open-source plain-text editor developed by Don Ho of Taiwan, China. Notepad++ has security vulnerabilities, and attackers can exploit these vulnerabilities to execute arbitrary code...

Notepad-8.9.6-PoC

Notepad++ PoCs CVE-2026-48770 / CVE-2026-48778 / CVE-2026-488...

CVE-2026-48770

creationtimestamp| type| source ---|---|--- 2026-05-28 12:51:30+00:00| seen| https://www.acn.gov.it/portale/w/notepad-poc-pubblici-per-le-cve-2026-48800-cve-2026-48778-e-cve-2026-48770 2026-06-01 04:52:35+00:00| seen| https://infosec.exchange/users/vuldb/statuses/116673056260872400 2026-06-01...

CVE-2026-48800

creationtimestamp| type| source ---|---|--- 2026-05-28 12:51:30+00:00| seen| https://www.acn.gov.it/portale/w/notepad-poc-pubblici-per-le-cve-2026-48800-cve-2026-48778-e-cve-2026-48770 2026-05-29 13:15:04+00:00| seen| https://t.me/bdufstecru/3207 2026-05-29 22:04:27+00:00| seen|...

CVE-2026-48778

creationtimestamp| type| source ---|---|--- 2026-05-28 12:51:30+00:00| seen| https://www.acn.gov.it/portale/w/notepad-poc-pubblici-per-le-cve-2026-48800-cve-2026-48778-e-cve-2026-48770 2026-05-29 22:04:26+00:00| seen| https://bsky.app/profile/crustytldr.bsky.social/post/3mmzk5ms7vf2l 2026-05-30...

PT-2026-44401

Name of the Vulnerable Software and Affected Versions Notepad++ affected versions not specified Description Multiple issues exist in the software. The config.xml configuration file fails to neutralize special elements when processing the commandLineInterpreter parameter. Additionally, the...

PT-2026-44374

Name of the Vulnerable Software and Affected Versions Notepad++ versions prior to 8.9.6.1 Description Multiple issues exist in the software, including a buffer over-read in the inter-process communication mechanism that can lead to a denial of service. Additionally, remote code execution is...

PT-2026-44400

Name of the Vulnerable Software and Affected Versions Notepad++ versions prior to 8.9.6.1 Description An issue exists in the processing of the commandLineInterpreter parameter within the config.xml configuration file. The software fails to neutralize special elements, which allows an attacker to...

EUVD-2021-34804

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...

CVE-2021-47944

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...

CVE-2021-47944 memono Notepad 4.2 Denial of Service via Buffer Overflow

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...

CVE-2021-47944

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...

CVE-2021-47944

The CVE-2021-47944 entry concerns memono Notepad 4.2, where a denial-of-service condition can be triggered by pasting excessively long character buffers into note fields. A payload of ~350,000 repeated characters pasted twice into a new note can crash the iOS version. The vulnerability is documen...

CVE-2021-47944 memono Notepad 4.2 Denial of Service via Buffer Overflow

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...

memono Notepad 安全漏洞

Memono Notepad is a lightweight note-taking app developed by Memono Corporation, designed for concise recording and text management. Version 4.2 of Memono Notepad contains a security vulnerability. This vulnerability stems from the practice of pasting excessively long characters into note fields,...

PT-2026-39518

memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an...