Improper Neutralization of Input During Web Page Generation in OpenPLC Runtime v3
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Autonomy Logic OpenPLC 3 is susceptible to an improper neutralization of input during web page generation vulnerability when the web interface attempts to route the program based on a query string parameter with no encoding.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00275 20th percentileScored 2026-11-07
Fix Fixed OpenPLC Runtime (Autonomy Logic): 4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Autonomy Logic | OpenPLC Runtime | 3 | 4 | Patch available | CNA |
- OpenPLC Runtime VendorAutonomy Logic Affected 3 Fixed in 4 Patch available CNA
Remediation
- Fix · CNA OpenPLC Runtime (Autonomy Logic) Fixed in 4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-88020
- 2026-10-03 Alias added: GHSA-2rm8-h9xj-p8hw
References
More Autonomy Logic vulnerabilities
- TI-2025-24372 OpenPLC Runtime v3 Persistent DoS CVSS 4.0HIGH 7.1
Sources
- CVE-2026-88020 · CVE Program
- CVE-2026-88020 · NVD
- FIRST EPSS
- GHSA-2rm8-h9xj-p8hw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences