Buffer overflow in D-Link Dir-825
CVE-2026-7069
A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in buffer overflow. The attack needs to be approached within the local network. The exploit has been released to the public and may be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.014 (72.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.014 · change: +0.006
Affected products
- D-Link Dir-825 — versions 3.00b32
- Dlink Dir-825
- Dlink Dir-825 Firmware — versions 3.00b32
Weakness classification (CWE)
References
- vuldb.com/vuln/359644 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/359644/cti (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/submit/798647 (VDB Entry, Third Party Advisory, third-party-advisory)
- tzh00203.notion.site/D-Link-DIR-825-miniupnpd-AddPortMapping-Stack-Overflow-337… (Exploit, Third Party Advisory, exploit, Mitigation)
- www.dlink.com/ (Product, product)
Frequently asked questions
- What is CVE-2026-7069?
- CVE-2026-7069 is a high-severity vulnerability in D-Link Dir-825, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.0/10. Published 2026-04-27.
- How severe is CVE-2026-7069?
- High severity. CVSS v3 base score is 8.0 out of 10.