StableBit Scanner ScannerService Scanner.Service.exe permission

published 2026-08-07 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-54354

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits: 0; none known

A weakness has been identified in StableBit Scanner 2.6.13.4088. This affects an unknown part of the file C:\Program Files (x86)\StableBit\Scanner\Service\Scanner.Service.exe of the component ScannerService. This manipulation causes permission issues. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 3 mo ago (2026-08-07)

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

winslow1984.com https://winslow1984.com/books/cve-collection/page/stablebit-scanner-26134088-local-privilege-escalation-via-insecure-deserialization referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.5	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CNA	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CNA	2.0	6.8	AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
CNA	4.0	7.1	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	2.0	6.8	AV:L/AC:L/Au:S/C:C/I:C/A:C

Affected products

StableBit Scanner

Classification

Weakness

CWE-275 Permission Issues
CWE-266 Incorrect Privilege Assignment

References

winslow1984.com /books/cve-collection/page/stablebit-scanner-26134088-local-privilege-escalation-via-insecure-deserialization
exploit
vuldb.com /vuln/386708
vdb-entry
vuldb.com /vuln/386708/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-19190
third-party-advisory
vuldb.com /submit/864538
third-party-advisory

Sources

CVE List CVE-2026-19190
NVD CVE-2026-19190

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary