CVE-2026-3008

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 12.8% of scored records. A rank, not a probability.

NVD base score

6.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-04-27 06:04Z6 MO AGO

Last updated

2026-04-27 13:29Z6 MO AGO

Reserved

2026-02-23

Assigning CNA

CSA

Record state

PUBLISHED

Severity

Medium (CVSS 6.6)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

Weaknesses

• CWE-134Use of Externally-Controlled Format StringBase

Data version

5.2

Document digest

6e466f01973957f7790c6abbe6ddeee190bec5c42e120532593424fa027ce1d2

• www.csa.gov.sghttps://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-044/
• community.notepad-plus-plus.orghttps://community.notepad-plus-plus.org/topic/27500/notepad-v8-9-4-release-candidate
• github.comhttps://github.com/llgsjsm/cve-2026-3008
• llgsjsm.github.iohttps://llgsjsm.github.io/cve-2026-3008/
• github.comhttps://github.com/notepad-plus-plus/notepad-plus-plus/issues/17960