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Vulnerability · Published Aug 11, 2025 · Assigned by VulDB

CVE-2025-8828Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setIpv6 ipv6cmd os command injection

Medium 6.3

In plain English

A medium-severity OS command injection in RE6250 from Linksys. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 5.8% (higher than 93% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)5.8%top 6.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was determined in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. Affected is the function ipv6cmd of the file /goform/setIpv6. The manipulation of the argument Ipv6PriDns/Ipv6SecDns/Ipv6StaticGateway/LanIpv6Addr/LanPrefixLen/pppoeUser/pppoePass/pppoeIdleTime/pppoeRedialPeriod/Ipv6in4_PrefixLen/LocalIpv6/RemoteIpv4/LanIPv6_Prefix/LanPrefixLen/ipv6to4Relay/ipv6rdRelay/tunrd_PrefixLen/wan_UseLinkLocal/Ipv6StaticIp/Ipv6PrefixLen leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

VendorProductVersions
Linksys RE6250 20250801
Linksys RE6300 20250801
Linksys RE6350 20250801
Linksys RE6500 20250801
Linksys RE7000 20250801
Linksys RE9000 20250801

Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References