Answer in brief
CVE-2025-40759 records a High severity (CVSS 8.5) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps Siemens/SIMATIC S7-PLCSIM V17 (generic), Siemens/SIMATIC STEP 7 V17 (generic), Siemens/SIMATIC STEP 7 V18 (generic), Siemens/SIMATIC STEP 7 V19 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Siemens/SIMATIC S7-PLCSIM V17 (generic), Siemens/SIMATIC STEP 7 V17 (generic), Siemens/SIMATIC STEP 7 V18 (generic), Siemens/SIMATIC STEP 7 V19 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Siemens/SIMATIC S7-PLCSIM V17generic | >=0 <* | * |
| Siemens/SIMATIC STEP 7 V17generic | >=0 <V17 Update 9 | V17 Update 9, V17 |
| Siemens/SIMATIC STEP 7 V18generic | >=0 <V18 Update 6 | V18 Update 6, V18 |
| Siemens/SIMATIC STEP 7 V19generic | >=0 <V19 Update 4 | V19 Update 4, V19 |
| Siemens/SIMATIC STEP 7 V20generic | >=0 <V20 Update 4 | V20 Update 4, V20 |
| Siemens/SIMATIC WinCC V17generic | >=0 <V17 Update 9 | V17 Update 9, V17 |
| Siemens/SIMATIC WinCC V18generic | >=0 <V18 Update 6 | V18 Update 6, V18 |
| Siemens/SIMATIC WinCC V19generic | >=0 <V19 Update 4 | V19 Update 4, V19 |
| Siemens/SIMATIC WinCC V20generic | >=0 <V20 Update 4 | V20 Update 4, V20 |
| Siemens/SIMOCODE ES V17generic | >=0 <* | * |
| Siemens/SIMOCODE ES V18generic | >=0 <* | * |
| Siemens/SIMOCODE ES V19generic | >=0 <* | * |
| Siemens/SIMOCODE ES V20generic | >=0 <* | * |
| Siemens/SIMOTION SCOUT TIA V5.4generic | >=0 <* | * |
| Siemens/SIMOTION SCOUT TIA V5.5generic | >=0 <* | * |
| Siemens/SIMOTION SCOUT TIA V5.6generic | >=0 <V5.6 SP1 HF7 | V5.6 SP1 HF7, V5.6 |
| Siemens/SIMOTION SCOUT TIA V5.7generic | >=0 <* | * |
| Siemens/SINAMICS Startdrive V17generic | >=0 <* | * |
| Siemens/SINAMICS Startdrive V18generic | >=0 <* | * |
| Siemens/SINAMICS Startdrive V19generic | >=0 <* | * |
| Siemens/SINAMICS Startdrive V20generic | >=0 <* | * |
| Siemens/SIRIUS Safety ES V17 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Safety ES V18 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Safety ES V19 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Safety ES V20 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Soft Starter ES V17 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Soft Starter ES V18 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Soft Starter ES V19 (TIA Portal)generic | >=0 <* | * |
| Siemens/SIRIUS Soft Starter ES V20 (TIA Portal)generic | >=0 <* | * |
| Siemens/TIA Portal Cloud V17generic | >=0 <* | * |
| Siemens/TIA Portal Cloud V18generic | >=0 <* | * |
| Siemens/TIA Portal Cloud V19generic | >=0 <V5.2.1.1 | V5.2.1.1 |
| Siemens/TIA Portal Cloud V20generic | >=0 <V5.2.2.2 | V5.2.2.2 |
Published upstream
Aug 12, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 13, 2026
A vulnerability has been identified in SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC STEP 7 V20 (All versions < V20 Update 4), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMATIC WinCC V20 (All versions < V20 Update 4), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOCODE ES V20 (All versions), SIMOTION SCOUT TIA V5.4 (All versions), SIMOTION SCOUT TIA V5.5 (All versions), SIMOTION SCOUT TIA V5.6 (All versions < V5.6 SP1 HF7), SIMOTION SCOUT TIA V5.7 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SINAMICS Startdrive V20 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Safety ES V20 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V20 (TIA Portal) (All versions), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions), TIA Portal Cloud V19 (All versions < V5.2.1.1), TIA Portal Cloud V20 (All versions < V5.2.2.2). Affected products do not properly sanitize stored security properties when parsing project files. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.
Quoted source text, attributed separately from HOL analysis.