A vulnerability was determined in Wavlink WL-WN579A3 up to 20210219. Affected is an unknown function of the file /cgi-bin/login.cgi. Executing a manipulation of the argument key can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
CVE-2026-2527
CRITICALNVD 9.89.8—Elevated
EchelonGraph scoreMEDIUM confidence
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 8.2%, top 6% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.
Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 8%CVSS: 9.8Exploit: Elevated riskExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- 60(Track)EG Risk 60/100SSVC: 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 computedSeverity98% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 8%
- EPSS %ILE
- 95%
- KEV
- Not listed
Published
February 16, 2026
Last Modified
June 17, 2026
References (4)
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Frequently asked(5)
What is CVE-2026-2527?
CVE-2026-2527 is a critical vulnerability published on February 16, 2026. A vulnerability was determined in Wavlink WL-WN579A3 up to 20210219. Affected is an unknown function of the file /cgi-bin/login.cgi. Executing a manipulation of the argument key can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be…
When was CVE-2026-2527 disclosed?
CVE-2026-2527 was first published in the National Vulnerability Database on February 16, 2026, 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-2026-2527 actively exploited?
CVE-2026-2527 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 8% probability of exploitation in the next 30 days, which ranks it in the top 5.2% of all scored CVEs.
What is the CVSS score of CVE-2026-2527?
CVE-2026-2527 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-2527?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-2527, 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
Explore the affected products and dependency analysis for CVE-2026-2527
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