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ExploitedIn CISA KEVFix available

CVE-2026-12569

Exploitation confirmed. First attested on 2026-06-25 by CISA-ADP, CISA KEV, GCVE · enisa-cnw-kev, GCVE · kevintel.

  • Published2026-06-18
  • Fixed in11.0m030
  • WeaknessCWE-20 · CWE-502

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 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

Timeline

dates in UTC
  1. 2026-06-1801:18CVE publishedNVD
  2. 2026-06-25Added to the CISA KEV catalogCISA KEV
  3. 2026-06-25Listed as exploited by GCVEGCVE
  4. 2026-06-25Exploitation first reportedCISA KEV
  5. 2026-06-2603:56SSVC exploitation set to activeCISA-ADP
  6. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-27 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-12569?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-12569?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Ptc windchill pdmlink
BranchAffectedFixed in
11.0< 11.0m03011.0m030
11.0= 11.0m030no fix published
11.1= 11.1m020no fix published
11.2= 11.2.1.0no fix published
12.0= 12.0.2.0no fix published
12.1= 12.1.2.0no fix published
13.0= 13.0.2.0no fix published
13.1= 13.1.0.0no fix published
13.1= 13.1.1.0no fix published
13.1= 13.1.2.0no fix published
13.1= 13.1.3.0no fix published
Ptc flexplm
BranchAffectedFixed in
11.0≤ 11.0m030no fix published
11.1= 11.1m020no fix published
11.2= 11.2.1.0no fix published
12.0= 12.0.0.0no fix published
12.0= 12.0.2.0no fix published
12.1= 12.1.3.0no fix published
13.0= 13.0.2.0no fix published
13.0= 13.0.3.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Ptc windchill pdmlink to 11.0m030
  2. CISA’s 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 2026-06-28

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

CISA Known Exploited Vulnerability

Date Added
2026-06-25
Patch Due Date
2026-06-28
Ransomware Use
Unknown
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.

Sources

  • CISA KEVKEV entry2026-06-25
  • GCVEexploitation2026-06-25
  • CISA-ADPSSVC decisionactive2026-06-26
  • OpenCVESSVC decisionactive—
  • CNACVSS 4.09.3read 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • CNAweakness (CWE)CWE-20, CWE-502read 2026-10-23
  • FIRST EPSSEPSS score46.0 %read 2026-10-27

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 4.0 vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/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:Y/R:U/V:C/RE:X/U:Red
Published
2026-06-18
Last Modified
2026-08-01
NVD status
Analyzed

Frequently asked questions

What is CVE-2026-12569?

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

Is CVE-2026-12569 actively exploited?

Yes. CVE-2026-12569 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-06-28.

What is the CVSS score for CVE-2026-12569?

CVE-2026-12569 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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