CVE-2026-110936

CRITICALPre-NVD 6.79.0
EchelonGraph scoreHIGH confidence

“▲” beside the score: it is higher than the CVSS score beside it.

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-10-20), indicating real-world exploitation has been confirmed by US federal agencies. A secondary CVSS source baseline 6.7 retained for reference (NVD's own analysis pending). The 9.0 is the floor for confirmed exploitation, not an impact rating: this CVE's impact severity (EG Severity) is CVSS 6.7 MEDIUM under GitHub Security Advisory CVSS. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: CISA Known Exploited Vulnerabilities catalog, EPSS, GitHub Security Advisory, a secondary CVSS source
Trending — KEV-added this weekExploited in the wild
9.0EG
EchelonGraph verdictMitigate nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV) — the reason this is sooner than the SSVC decision on this page at low or medium mission impact
CISA-KEV: ExploitedEPSS PROB: 0.1%CVSS: 6.7Exploit: No code on recordExposed services: Not assessed

A fix is referenced (a reference tagged "Patch", often a source commit), but no release containing it is confirmed — find the release that contains it; until it is applied, mitigate (WAF / firewall / segmentation).

A vulnerability has been identified in Siemens Software Center (All versions < V4.0.9.8). The affected application loads dynamic-link libraries (DLLs) from an uncontrolled search path. This could allow an authenticated local attacker to place a specially crafted DLL in a directory that the application searches, leading to arbitrary code execution with the privileges of the affected application.

CVSS v3
6.7
EG Score
9.0CRITICALhigh confidence
EG Risk
70
EG Risk 70/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity67% × 45%
Impact severity (EG Severity): CVSS 6.7 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation100% × 40%
Fixed at 100% for a CISA KEV listing: EchelonGraph's rule.
Automatability0% × 15%
CISA's SSVC Automatable value: no (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at low, Attend at medium and Act at high mission impact.
Exploitation active (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines at low, sooner than that at medium and as soon as possible at high mission impact; until then, restrict network exposure of the affected system or apply the vendor's mitigation.
EPSS PROB
0.1%
EPSS %ILE
2nd
KEV
⚠ Exploited

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (9.0): severity, escalated by confirmed exploitation. This CVE's 9.0 is the CISA KEV floor for confirmed exploitation, not an impact rating: its impact severity (EG Severity) is CVSS 6.7 MEDIUM.

EG Severity
6.7 MEDIUMCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.GitHub Security Advisory CVSS
EG Likelihood
0.1% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-10-20). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
CISA KEV and EG-KEV Tier 1 (exploited in the wild)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Attend at medium mission impactTrack at low, Attend at medium and Act at high mission impact.CISA BOD 26-04: 3 days & forensic triage if the affected system is publicly exposed; 14 days if it is not.Each input and its source: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at low, Attend at medium and Act at high mission impact.

A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines at low, sooner than that at medium and as soon as possible at high mission impact; until then, restrict network exposure of the affected system or apply the vendor's mitigation.

Exploitation active (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)3 days & forensic triage if the affected system is publicly exposed; 14 days if it is not.

In CISA KEV yes (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

CISA required action“Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.”

Quoted verbatim from CISA's Known Exploited Vulnerabilities catalog. CISA directs it at US federal civilian executive branch agencies under Binding Operational Directive (BOD) 26-04, which replaced BOD 22-01 on 10 June 2026; it is not EchelonGraph's advice. CISA's notes: https://productcert.siemens.com/productcert/html/ssa-580366.html · https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk · https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk · https://nvd.nist.gov/vuln/detail/CVE-2026-110936

Published

October 15, 2026

Last Modified

October 21, 2026

Advisory Details (3)

Auto-updated Oct 21, 2026
⚠️ Actively exploited (CISA KEV, CISA Vulnrichment). Fix referenced — no release confirmed yet. Sources: cisa.
CISA🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-110936
Web page

Active Exploitation of CVE-2026-110936 in Siemens Software Center - Siemens ProductCERT

https://productcert.siemens.com/news/2026/10/19/active-exploitation-of-cve-2026-110936-in-siemens-software-center/

Vendor Advisories for CVE-2026-110936(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 29× in last 7d / 29× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.

  1. 2026-10-21 14:28 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  2. 2026-10-21 04:27 UTCEG score recompute
  3. 2026-10-21 04:27 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  4. 2026-10-21 04:05 UTCEG score recompute
  5. 2026-10-21 04:05 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  6. 2026-10-20 20:25 UTCEG score recompute
  7. 2026-10-20 20:25 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  8. 2026-10-20 20:07 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  9. 2026-10-20 19:57 UTCEG score recompute
  10. 2026-10-20 19:57 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  11. 2026-10-20 19:33 UTCEG score recompute▲ 2.30
  12. 2026-10-20 19:33 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  13. 2026-10-20 19:32 UTCCISA KEV update
  14. 2026-10-20 16:32 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  15. 2026-10-19 16:31 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  16. 2026-10-18 16:31 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  17. 2026-10-18 05:05 UTCEG score recompute
  18. 2026-10-17 16:33 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  19. 2026-10-17 09:27 UTCEG score recompute
  20. 2026-10-17 09:27 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  21. 2026-10-17 08:49 UTCEG score recompute
  22. 2026-10-17 08:49 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
  23. 2026-10-16 16:40 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  24. 2026-10-15 20:49 UTCEG score recompute
  25. 2026-10-15 20:48 UTCGHSA enrichmentGHSA-56h6-r36m-c9xv · GitHub severity HIGH · GitHub CVSS 6.7
Show 4 more
  1. 2026-10-15 15:31 UTCEG score recompute
  2. 2026-10-15 14:49 UTCEG score recompute
  3. 2026-10-15 14:23 UTCEG score recomputeFirst assessed: 6.7 MEDIUM
  4. 2026-10-15 14:22 UTCMITRE cvelistV5first tracked

Frequently asked(6)

What is CVE-2026-110936?
CVE-2026-110936 is a critical-severity vulnerability; its CVE record was published on October 15, 2026. A vulnerability has been identified in Siemens Software Center (All versions < V4.0.9.8). The affected application loads dynamic-link libraries (DLLs) from an uncontrolled search path. This could allow an authenticated local attacker to place a specially crafted DLL in a directory that the…
When was the CVE record for CVE-2026-110936 published?
The CVE record for CVE-2026-110936 was published on October 15, 2026. That is the record's publication date; the vulnerability itself may have been made public earlier. EchelonGraph's copy of the record carries a last-modified date of October 21, 2026; the record at its source may have been updated since.
Is CVE-2026-110936 actively exploited?
Yes. CISA added CVE-2026-110936 to the Known Exploited Vulnerabilities catalog on October 20, 2026, affecting Siemens Software Center. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that; until then, restrict network exposure of the affected system or apply the vendor's mitigation.
What is the CVSS score of CVE-2026-110936?
CVE-2026-110936 has a CVSS base score of 6.7 (a secondary CVSS source that NVD displays; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0 (CRITICAL).
Which products are affected by CVE-2026-110936?
CVE-2026-110936 affects Siemens Software Center.
How do I remediate CVE-2026-110936?
A fix for CVE-2026-110936 is referenced (a reference tagged "Patch", often a source commit), but EchelonGraph has no release containing it on record. Check that reference and the vendor's advisory for a release that contains the fix and update to it; until then, restrict network exposure of the affected system or apply the vendor's mitigation. The vendor advisories EchelonGraph has for CVE-2026-110936 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-110936

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