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Public proof of concept

CVE-2025-7766

Lantronix Provisioning Manager Improper Restriction of XML External Entity Reference

A public proof of concept exists; no exploitation attested.

  • Published2025-07-22
  • WeaknessCWE-611

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Lantronix Provisioning Manager is vulnerable to XML external entity attacks in configuration files supplied by network devices, leading to unauthenticated remote code execution on hosts with Provisioning Manager installed.

Timeline

dates in UTC
  1. 2025-07-2222:15CVE publishedNVD
  2. 2025-08-18Exploit-DB entryExploit-DB

Versions per branch

Products declared by the CNA

As icscert, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Lantronix Provisioning Managerother versions: not affected
    Affected
    • ≤ 7.10.2no fix statedcustom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2025-07-22

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-25-203-02 CISA1 known affected

    Lantronix Provisioning Manager

    Lantronix Provisioning Manager: <=7.10.2

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-25-203-02 · 1 productLantronix has provided a fix and recommends users update to v7.10.4 or later.

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-52417
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 4.0 vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/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:X/R:X/V:X/RE:X/U:X
Published
2025-07-22
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-4j9m-f26m-gcf5

Frequently asked questions

What is CVE-2025-7766?

Lantronix Provisioning Manager is vulnerable to XML external entity attacks in configuration files supplied by network devices, leading to unauthenticated remote code execution on hosts with Provisioning Manager installed.

Is CVE-2025-7766 actively exploited?

Active exploitation of CVE-2025-7766 has not been confirmed. Its EPSS score was 2.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-7766?

CVE-2025-7766 has a CVSS v3 base score of 8 (HIGH severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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Same product first, then the same vendor advisory and the same publication week.

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Sources for this record