Medium 4.9Published Mar 18, 2026

CVE-2026-22319Stack-Based Buffer Overflow in File Install Parameter Handling

Updated under an hour ago (Oct 27, 2026, 11:30 PM ET)

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It affects Phoenix Contact FL SWITCH 2005 and 59 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Phoenix Contact FL SWITCH 2005

Exploited in the last 30 days

A stack-based buffer overflow in the device's file installation workflow allows a high-privileged attacker to send oversized POST parameters that overflow a fixed-size stack buffer within an internal process, resulting in a DoS attack.

CVSS: 4.9 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-121
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: CERTVDE
NVD analysis: Awaiting Analysis
Record last updated: Mar 18, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Phoenix Contact FL SWITCH 2005 phoenix_contact:fl_switch_2005 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2008 phoenix_contact:fl_switch_2008 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2016 phoenix_contact:fl_switch_2016 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2105 phoenix_contact:fl_switch_2105 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2108 phoenix_contact:fl_switch_2108 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2116 phoenix_contact:fl_switch_2116 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2204-2TC-2SFX phoenix_contact:fl_switch_2204_2tc_2sfx (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2205 phoenix_contact:fl_switch_2205 (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2206-2FX phoenix_contact:fl_switch_2206_2fx (from the name)	from 0.0.0 before 3.53	CNA record
Phoenix Contact FL SWITCH 2206-2FX SM phoenix_contact:fl_switch_2206_2fx_sm (from the name)	from 0.0.0 before 3.53	CNA record
1–10 of 60

References

References

https://certvde.com/de/advisories/VDE-2025-104

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.