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No exploitation reportedAwaiting NVD analysis

CVE-2026-59082

No exploitation reported by the sources we read.

  • Published2026-11-10
  • WeaknessCWE-357

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

A vulnerability has been identified in SIMATIC WinCC V7.5 (All versions), SIMATIC WinCC V8.0 (All versions), SIMATIC WinCC V8.1 (All versions). Affected devices implicitly execute active content when opening files. This could allow an attacker to make the user execute arbitrary code on the device.

Timeline

dates in UTC
  1. 2026-11-1011:30CVE publishedCNA

Versions per branch

Products declared by the CNA

As siemens, 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.

  • Siemens SIMATIC WinCC V7.5other versions: unknown
    Affected
    • all versionsno fix statedcustom
  • Siemens SIMATIC WinCC V8.0other versions: unknown
    Affected
    • all versionsno fix statedcustom
  • Siemens SIMATIC WinCC V8.1other versions: unknown
    Affected
    • all versionsno fix statedcustom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-10

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-59082 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 4.08.52026-11-10
  • CNACVSS 3.17.82026-11-10
  • NVDCVSS 3.17.8read 2026-11-10
  • CNAweakness (CWE)CWE-3572026-11-10
  • NVDweakness (CWE)CWE-357read 2026-11-10
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 4.0 vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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
2026-11-10
Last Modified
2026-11-10
NVD status
Received
GitHub Advisory
GHSA-q5qg-vg83-p5q8

Frequently asked questions

What is CVE-2026-59082?

A vulnerability has been identified in SIMATIC WinCC V7.5 (All versions), SIMATIC WinCC V8.0 (All versions), SIMATIC WinCC V8.1 (All versions). Affected devices implicitly execute active content when opening files. This could allow an attacker to make the user execute arbitrary code on the device.

Is CVE-2026-59082 actively exploited?

Active exploitation of CVE-2026-59082 has not been confirmed.

What is the CVSS score for CVE-2026-59082?

CVE-2026-59082 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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