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VulnerabilityCVE-2025-9528Published 2025-08-27

CVE-2025-9528 — Linksys E1700

mediumPublic exploit1 PoC repo

As of 2025-08-27, CVE-2025-9528 is a MEDIUM-severity vulnerability in Linksys E1700, CVSS v3.1 4.7, EPSS 54.4% (99.0th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-9528, most recently “Cloudflare Q3 2026 DDoS Threat Report: 18.2 Million Network-Layer Attacks (+38% QoQ) Driven by Dysphoria, Evooo1Bot and Booter Services”.

CVSS v3.1
4.7/10Medium
EPSS
54.4%Higher than 99.0% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
8.3/10Threadlinqs triage score
Published
CVSS v3.1 4.7 (MEDIUM) · CVSS v4.0 5.1 · EPSS 54.4% (higher than 99.0% of all scored CVEs) · Priority 8.3/10 · Published 2025-08-27

Last updated:

What is CVE-2025-9528?

A vulnerability was determined in Linksys E1700 1.0.0.4.003. This vulnerability affects the function systemCommand of the file /goform/systemCommand. Executing manipulation of the argument command can lead to os 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.

The record classifies CVE-2025-9528 under weakness classes CWE-78, CWE-77. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs high-privilege credentials, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 432 days ago.

Severity and exploitation probability

CVSS v3.1 base score
4.7 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS v4.0 base score
5.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS (FIRST)
54.4% probability of exploitation in the next 30 days, higher than 99.0% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
8.3/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2025-08-27

Is CVE-2025-9528 being exploited?

Weaponised exploit code for CVE-2025-9528 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 38 in the Threadlinqs vulnerability feed.

Affected products and versions

  • Linksys: E1700

How to fix CVE-2025-9528

No vendor patch reference has been recorded for CVE-2025-9528 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2025-9528

1 tracked threat in the Threadlinqs corpus references CVE-2025-9528, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Exploit and proof of concept

Technical analysis

Third-party advisory

Issue tracking and product pages

Other references