CVE-2026-5213
HIGH EPSS 49.1%
Published Mar 31, 20263mo ago · Modified Jun 17, 20261w ago
7.4 CVSS 4.0
Published Mar 31, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago
Description
A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The affected element is the function cgi_adduser_to_session of the file /cgi-bin/account_mgr.cgi. This manipulation of the argument read_list causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
49.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 3
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-121
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 40
| Vendor | Product | Version | Range |
|---|---|---|---|
| dlink | dnr-202l_firmware | * | ≤2026-02-05 |
| dlink | dnr-202l | * | any |
| dlink | dnr-326_firmware | * | ≤2026-02-05 |
| dlink | dnr-326 | * | any |
| dlink | dns-1100-4_firmware | * | ≤2026-02-05 |
| dlink | dns-1100-4 | * | any |
| dlink | dns-120_firmware | * | ≤2026-02-05 |
| dlink | dns-120 | * | any |
| dlink | dns-1200-05_firmware | * | ≤2026-02-05 |
| dlink | dns-1200-05 | * | any |
| dlink | dns-1550-04_firmware | * | ≤2026-02-05 |
| dlink | dns-1550-04 | * | any |
| dlink | dns-315l_firmware | * | ≤2026-02-05 |
| dlink | dns-315l | * | any |
| dlink | dns-320_firmware | * | ≤2026-02-05 |
| dlink | dns-320 | * | any |
| dlink | dns-320l_firmware | * | ≤2026-02-05 |
| dlink | dns-320l | * | any |
| dlink | dns-320lw_firmware | * | ≤2026-02-05 |
| dlink | dns-320lw | * | any |
| dlink | dns-321_firmware | * | ≤2026-02-05 |
| dlink | dns-321 | * | any |
| dlink | dns-322l_firmware | * | ≤2026-02-05 |
| dlink | dns-322l | * | any |
| dlink | dns-323_firmware | * | ≤2026-02-05 |
| dlink | dns-323 | * | any |
| dlink | dns-325_firmware | * | ≤2026-02-05 |
| dlink | dns-325 | * | any |
| dlink | dns-326_firmware | * | ≤2026-02-05 |
| dlink | dns-326 | * | any |
| dlink | dns-327l_firmware | * | ≤2026-02-05 |
| dlink | dns-327l | * | any |
| dlink | dns-340l_firmware | * | ≤2026-02-05 |
| dlink | dns-340l | * | any |
| dlink | dns-343_firmware | * | ≤2026-02-05 |
| dlink | dns-343 | * | any |
| dlink | dns-345_firmware | * | ≤2026-02-05 |
| dlink | dns-345 | * | any |
| dlink | dns-726-4_firmware | * | ≤2026-02-05 |
| dlink | dns-726-4 | * | any |
References 5
- github.com https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_168/168.md
- vuldb.com https://vuldb.com/submit/780437
- vuldb.com https://vuldb.com/vuln/354350
- vuldb.com https://vuldb.com/vuln/354350/cti
- dlink.com https://www.dlink.com/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.