CVE-2025-12942: netgear r6260_firmware Improper Input Validation
CVSS: 7.5v3.1HighAnalyzed
Published 11-11-2025Last modified 26-02-2026
Vulnerability summary
CVE-2025-12942 is a high (CVSS 7.5) Improper Input Validation vulnerability in netgear r6260_firmware. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.1% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.32%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-11-2025PublishedVulnerability first disclosed.
- 26-02-2026Last modifiedVulnerability information updated.
Description
Improper Input Validation vulnerability in NETGEAR R6260 and NETGEAR R6850 allows unauthenticated attackers connected to LAN with ability to perform MiTM attacks and control over DNS Server to perform command execution.This issue affects R6260: through 1.1.0.86; R6850: through 1.1.0.86.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 4.8Preferred score · CVE.org (CNA)
CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:L/U:AmberSourcesAll 2 agree
- NVDNIST4.8MediumCVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/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:N/R:U/V:D/RE:L/U:Amber
High 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
+0.02 pp
From 0.30% on 18-09-2026
18-09-202618-10-2026
EPSS score0.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear2 products
- r6260_firmware≤ 1.1.0.86 | < 1.1.0.86
- r6850_firmware≤ 1.1.0.86 | < 1.1.0.86
1 vendor · 2 products