CVE-2026-12569 (GCVE-0-2026-12569)
Vulnerability from cvelistv5 – Published: 2026-06-18 00:11 – Updated: 2026-08-01 03:55Title
Remote Code Execution (RCE) vulnerability in Windchill PDMlink
Summary
A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill PDMlink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data. * This advisory also applies to all CPS versions
* The identified vulnerability also impacts Windchill and FlexPLM releases prior to 11.0 M030
Severity
SSVC
Exploitation: active
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-25 00:00 UTC
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.ptc.com/en/support/article/CS473270 | vendor-advisorymitigationpermissions-required |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| PTC | Windchill PDMLink |
Affected:
0 , ≤ 11.0 M030
(semver)
Affected: 11.1 M020 Affected: 11.2.1.0 Affected: 12.0.2.0 Affected: 12.1.2.0 Affected: 13.0.2.0 Affected: 13.1.0.0 Affected: 13.1.1.0 Affected: 13.1.2.0 Affected: 13.1.3.0 |
guessed | |
| PTC | FlexPLM |
Affected:
0 , ≤ 11.0 M030
(semver)
Affected: 11.1 M020 Affected: 11.2.1.0 Affected: 12.0.0.0 Affected: 12.0.2.0 Affected: 12.1.2.0 Affected: 12.1.3.0 Affected: 13.0.2.0 Affected: 13.0.3.0 |
guessed |
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 318c6fab-1fd9-4f64-acc3-edc7d13d4030
Exploited: Yes
Timestamps
First Seen: 2026-06-25
Asserted: 2026-06-25
Scope
Notes: KEV entry: PTC Windchill and FlexPLM Improper Input Validation Vulnerability | Affected: PTC / Windchill and FlexPLM | Description: PTC Windchill and FlexPLM contains an improper input validation vulnerability allowing an unauthenticated, remote attacker to execute arbitrary code by sending a malicious request to the network. | 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. | Due date: 2026-06-28 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://www.ptc.com/en/support/article/CS473270 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-12569
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-20 CWE-502 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Windchill and FlexPLM |
| Due Date | 2026-06-28 |
| Date Added | 2026-06-25 |
| Vendorproject | PTC |
| Vulnerabilityname | PTC Windchill and FlexPLM Improper Input Validation Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Created: 2026-06-25 20:00 UTC
| Updated: 2026-06-25 20:00 UTC
ENISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 35aad638-4268-4603-abcf-c6cdb33026aa
Exploited: Yes
Timestamps
First Seen: 2026-08-16
Asserted: 2026-08-16
Scope
Notes: Affected: PTC / Windchill PDMLink, FlexPLM | Description: Critical RCE vulnerability caused by insecure deserialization of untrusted data. | Patched since: 2026/06/18 | Exploitation type: ransomware | CWEs: CWE-20, CWE-502 | Origin source: ENISA | Notes: https://www.ptc.com/en/about/trust-center/advisory-center/active-advisories/windchill-flexplm-rce-vulnerability
Evidence
Type: Csirt Report
Signal: Confirmed Compromise
Confidence: 75%
Source: enisa-cnw-kev
Details
| Cwes | CWE-20 CWE-502 |
|---|---|
| Euvd | EUVD-2026-37831 |
| Notes | https://www.ptc.com/en/about/trust-center/advisory-center/active-advisories/windchill-flexplm-rce-vulnerability |
| Catalog | ENISA / EU CSIRTs Network (CNW) KEV JSON |
| Product | Windchill PDMLink, FlexPLM |
| Datereported | 2026/08/16 |
| Originsource | ENISA |
| Patchedsince | 2026/06/18 |
| Vendorproject | PTC |
| Exploitationtype | ransomware |
| Vulnerabilityname | |
| Threatactorsexploiting |
References
Created: 2026-08-20 08:12 UTC
| Updated: 2026-08-20 08:12 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: eafceb5e-2031-4547-b567-fef9e152991e
Exploited: Yes
Timestamps
First Seen: 2026-06-25
Asserted: 2026-06-25
Scope
Notes: KEVIntel entry: Remote Code Execution (RCE) vulnerability in Windchill PDMlink | Affected: PTC / Windchill PDMLink, FlexPLM | CVSS: 9.3 (CRITICAL) | EPSS: 0.00499 | Used in malware: unknown | Not yet in CISA KEV: False
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | Remote Code Execution (RCE) vulnerability in Windchill PDMlink |
| Vendor | PTC |
| Product | Windchill PDMLink, FlexPLM |
| Added Date | 2026-06-25T00:00:00.000Z |
| Cvss Score | 9.3 |
| Epss Score | 0.00499 |
| Cvss Severity | CRITICAL |
| Epss Percentile | 0.38899 |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
Created: 2026-06-25 20:00 UTC
| Updated: 2026-07-10 06:14 UTC
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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