CVE-2026-50032: A NULL pointer dereference in the MMS Write Named Variable List handler, which may allow a network adjacent attacker to crash the server by sending a WriteRequest with an empty lis
A NULL pointer dereference in the MMS Write Named Variable List handler, which may allow a network adjacent attacker to crash the server by sending a WriteRequest with an empty listOfData field.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-50032
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-500320.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-50032 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- criticalMZ Automation libIEC61850cisa
Recent advisories for A NULL pointer
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-67304: FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device co…nvd · 2026-08-01
- highCVE-2026-67288: FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard cache req…nvd · 2026-08-01
- lowCVE-2026-56571: HCL iControl was affected by Improper Error Handling vulnerabilities. It involves Out of memor…nvd · 2026-07-31
- highCVE-2026-18064: An incomplete fix for CVE-2026-15352 in the NASA core Flight System (cFS) Health and Safety (H…nvd · 2026-07-30
- highCVE-2026-67184: TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenti…nvd · 2026-07-28
- unknownCVE-2026-17574: HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file contain…nvd · 2026-07-27
More from NVD Recent CVEs
- mediumCVE-2026-67355: guzzlehttp/guzzle versions before 7.15.1 fail to preserve host-only cookie scope, storing the …2026-08-01
- mediumCVE-2026-67354: guzzlehttp/guzzle versions before 7.15.1 contain an information disclosure vulnerability in Re…2026-08-01
- mediumCVE-2026-67353: guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the Cook…2026-08-01
- highCVE-2026-67352: luci-app-https-dns-proxy contains a stored cross-site scripting vulnerability in the resolver_…2026-08-01
- mediumCVE-2026-67344: ArcadeDB before 26.7.2 fails to enforce the UPDATE_SCHEMA database permission on the ALTER TYP…2026-08-01