Skip to main content
VulnerabilityPublished

CVE-2026-59693: Siemens Desigo DXR2 · Unchecked Error Condition

Affects Siemens Desigo DXR2Source CVE Database V5

0
Compare

Not known to be exploited · CVSS 4.3 Medium : upgrade to 01.21.233.16-7862 when convenient.

Data as of 9 Nov 2026, 23:24 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 01.21.233.16-7862, 02.21.194.36-2715
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.

What to do

Upgrade Desigo to 01.21.233.16-7862 (DXR2, PXC3) or 02.21.194.36-2715 (PXC4, PXC5.E003, PXC5.E24, PXC7).

Affected software

ProductAffectedFixed in
SiemensDesigo DXR2Affected
  • <01.21.233.16-7862
Fixed in
  • 01.21.233.16-7862
SiemensDesigo PXC3Affected
  • <01.21.233.16-7862
Fixed in
  • 01.21.233.16-7862
SiemensDesigo PXC4Affected
  • <02.21.194.36-2715
Fixed in
  • 02.21.194.36-2715
SiemensDesigo PXC5.E003Affected
  • <02.21.194.36-2715
Fixed in
  • 02.21.194.36-2715
SiemensDesigo PXC5.E24Affected
  • <02.21.194.36-2715
Fixed in
  • 02.21.194.36-2715
SiemensDesigo PXC7Affected
  • <02.21.194.36-2715
Fixed in
  • 02.21.194.36-2715

AI-suggested

If you cannot patch yet, affected devices may require manual reset or reboot after exploitation to restore functionality.

Description

A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.233.16-7862), Desigo PXC3 (All versions < V01.21.233.16-7862), Desigo PXC4 (All versions < V02.21.194.36-2715), Desigo PXC5.E003 (All versions < V02.21.194.36-2715), Desigo PXC5.E24 (All versions < V02.21.194.36-2715), Desigo PXC7 (All versions < V02.21.194.36-2715). The affected devices are vulnerable to a denial-of-service (DoS) vulnerability. An attacker can exploit this issue by sending a malformed BACnet packet, causing the device to stop responding to BACnet queries. Recovery requires a device reset or reboot to restore normal functionality.

References

Community reviews

Loading reviews…