CVE-2026-8047CWE-1284
Out-of-bounds Write in CODESYS Control
High · published May 26, 2026
What it is
The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a size-limited out-of-bounds write. An unauthenticated remote attacker can exploit this flaw to cause a denial of service via a system crash on the affected device.
The record
Technical detail
- CVSS v4.0
- 8.7 · HIGH
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- EPSS
- 0.00573 · 46.6th percentile
- Weakness
- CWE-1284 · Improper Validation of Specified Quantity in Input
- Published
- 2026-05-26T06:49Z
EPSS history
Timeline