# Siemens SCALANCE XR-500 vulnerabilities

Source: https://junglewise.ai/threats/technologies/scalance-xr-500  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/scalance-xr-500.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Siemens SCALANCE XR-500: 0 in the last 7 days and 0 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2025-39864, was published on 19 September 2025.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 4 (1 critical, 0 exploited in the wild)

## About Siemens SCALANCE XR-500

Siemens SCALANCE XR-500 firmware for industrial wireless network access point.

## Latest Siemens SCALANCE XR-500 vulnerabilities

- [CVE-2025-39864: Linux Kernel use-after-free in cfg80211 Wi-Fi BSS update](https://junglewise.ai/threats/cve-2025-39864-linux-kernel-use-after-free-in-cfg80211-wi-fi-bss-update) (high, CVSS 8.8, published 19 Sep 2025)
- [CVE-2025-39841: Linux Kernel lpfc use-after-free in deferred receive path](https://junglewise.ai/threats/cve-2025-39841-linux-kernel-lpfc-use-after-free-in-deferred-receive-path) (critical, CVSS 9.8, published 19 Sep 2025)
- [CVE-2025-39839: Linux Kernel batman-adv OOB read/write in network-coding decode](https://junglewise.ai/threats/cve-2025-39839-linux-kernel-batman-adv-oob-read-write-in-network-coding-decode) (high, CVSS 8.8, published 19 Sep 2025)
- [CVE-2024-41996: OpenSSL and Siemens DHE resource exhaustion in public key validation](https://junglewise.ai/threats/cve-2024-41996-openssl-and-siemens-dhe-resource-exhaustion-in-public-key) (high, CVSS 7.5, published 26 Aug 2024)

## Most severe Siemens SCALANCE XR-500 vulnerabilities

- [CVE-2025-39841: Linux Kernel lpfc use-after-free in deferred receive path](https://junglewise.ai/threats/cve-2025-39841-linux-kernel-lpfc-use-after-free-in-deferred-receive-path) (critical, CVSS 9.8, published 19 Sep 2025)
- [CVE-2025-39839: Linux Kernel batman-adv OOB read/write in network-coding decode](https://junglewise.ai/threats/cve-2025-39839-linux-kernel-batman-adv-oob-read-write-in-network-coding-decode) (high, CVSS 8.8, published 19 Sep 2025)
- [CVE-2025-39864: Linux Kernel use-after-free in cfg80211 Wi-Fi BSS update](https://junglewise.ai/threats/cve-2025-39864-linux-kernel-use-after-free-in-cfg80211-wi-fi-bss-update) (high, CVSS 8.8, published 19 Sep 2025)
- [CVE-2024-41996: OpenSSL and Siemens DHE resource exhaustion in public key validation](https://junglewise.ai/threats/cve-2024-41996-openssl-and-siemens-dhe-resource-exhaustion-in-public-key) (high, CVSS 7.5, published 26 Aug 2024)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Siemens technologies

- [Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP](https://junglewise.ai/threats/technologies/simatic-s7-1500-cpu-1518-4-pn-dp-mfp): 204 vulnerabilities
- [Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP](https://junglewise.ai/threats/technologies/simatic-s7-1500-cpu-1518f-4-pn-dp-mfp): 83 vulnerabilities
- [Siemens SIMATIC CN 4100](https://junglewise.ai/threats/technologies/simatic-cn-4100): 79 vulnerabilities
- [Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP](https://junglewise.ai/threats/technologies/siplus-s7-1500-cpu-1518-4-pn-dp-mfp): 70 vulnerabilities
- [Siemens RUGGEDCOM APE1808](https://junglewise.ai/threats/technologies/ruggedcom-ape1808): 28 vulnerabilities
- [Siemens Ruggedcom Rox II](https://junglewise.ai/threats/technologies/ruggedcom-rox-ii): 16 vulnerabilities
- [Siemens RUGGEDCOM RST2428P](https://junglewise.ai/threats/technologies/ruggedcom-rst2428p): 16 vulnerabilities
- [Siemens ROX II](https://junglewise.ai/threats/technologies/rox-ii): 14 vulnerabilities
- [Siemens RUGGEDCOM CROSSBOW](https://junglewise.ai/threats/technologies/ruggedcom-crossbow): 13 vulnerabilities
- [Siemens SINEC OS](https://junglewise.ai/threats/technologies/sinec-os): 12 vulnerabilities
- [Siemens Solid Edge](https://junglewise.ai/threats/technologies/solid-edge): 12 vulnerabilities
- [Siemens SIMATIC Drive Controller CPU 1504D TF](https://junglewise.ai/threats/technologies/simatic-drive-controller-cpu-1504d-tf): 11 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Siemens SCALANCE XR-500 vulnerabilities", https://junglewise.ai/threats/technologies/scalance-xr-500, 11 November 2026.