A vulnerability has been found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. This vulnerability affects the function um_rp_autochannel of the file /goform/RP_setBasicAuto. The manipulation of the argument apcli_AuthMode_2G/apcli_AuthMode_5G leads to stack-based buffer overflow. The attack can be initiated 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.
CVE-2025-8826
HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence
Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2025-08-11. a secondary CVSS source baseline 8.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EG Risk
- 40(Track)EG Risk 40/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity88% × 45%Exploitation1% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 61%
- KEV
- Not listed
Published
August 11, 2025
Last Modified
June 17, 2026
References (6)
- cna@vuldbhttps://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_42/42.md
- cna@vuldbhttps://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_42/42.md#poc
- cna@vuldbhttps://vuldb.com/?ctiid.319360
- cna@vuldbhttps://vuldb.com/?id.319360
- cna@vuldbhttps://vuldb.com/?submit.626691
- cna@vuldbhttps://www.linksys.com/
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Frequently asked(5)
What is CVE-2025-8826?
CVE-2025-8826 is a high vulnerability published on August 11, 2025. A vulnerability has been found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. This vulnerability affects the function umrpautochannel of the file /goform/RPsetBasicAuto. The manipulation of the argument apcliAuthMode2G/apcliAuthMode_5G leads to stack-based buffer…
When was CVE-2025-8826 disclosed?
CVE-2025-8826 was first published in the National Vulnerability Database on August 11, 2025, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-8826 actively exploited?
CVE-2025-8826 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 39.1% of all scored CVEs.
What is the CVSS score of CVE-2025-8826?
CVE-2025-8826 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2025-8826?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-8826, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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