CVE-2025-12852: nec corporation rakurakumusen start ex Uncontrolled Search Path Element
Deferred
Published 19-11-2025Last modified 19-11-2025
Vulnerability summary
CVE-2025-12852 is a high (CVSS 8.4) Uncontrolled Search Path Element vulnerability in nec corporation rakurakumusen start ex. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 3.7% of scored vulnerabilities.
CVSS score
8.4/10
010
High · v4.0 (CVE.org)EPSS score
0.15%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 19-11-2025PublishedVulnerability first disclosed.
- 19-11-2025Last modifiedVulnerability information updated.
Description
DLL Loading vulnerability in NEC Corporation RakurakuMusen Start EX All Verisons allows a attacker to manipulate the PC environment to cause unintended operations on the user's device.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.4Preferred score · CVE.org (CNA)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST8.4HighCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.15%
Chance of exploitation in the next 30 days
Percentile
4%
Versus all other CVEs
30-day change
Increase +0.01 pp
From 0.14% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Nec corporation1 product
- rakurakumusen start exAll versions (No fix recorded)
1 vendor · 1 product