High severity · published Aug 30, 2026
CVE-2026-82478
NASA Trick TCP Socket JSONVariableServerThread.cpp parse_request stack-based overflow
7.3
CVSS
0.5%
EPSS
No
On KEV
Description
A vulnerability was determined in NASA Trick 19.6.0. This issue affects the function JSONVariableServerThread::parse_request of the file trick_source/sim_services/JSONVariableServer/JSONVariableServerThread.cpp of the component TCP Socket Handler. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TR
Trick · NASA
19.6.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-82478
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-82478
app.notion.com
https://app.notion.com/p/Stack-based-Buffer-Overflow-in-NASA-Trick-JSONVariableServer-via-Unbounded-sscanf-on-Network-Receive-39cbd773e51180e1917cd717b90b8bc8?source=copy_link
vuldb.com
https://vuldb.com/cve/CVE-2026-82478
vuldb.com
https://vuldb.com/submit/888016
vuldb.com
https://vuldb.com/vuln/397028
vuldb.com
https://vuldb.com/vuln/397028/cti