CVE-2025-11846
Feb. 25, 2026, 6:14 p.m.
4.9
Medium
Description
A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
Product(s) Impacted
| Vendor | Product | Versions |
|---|---|---|
| Zyxel |
|
|
Weaknesses
Common security weaknesses mapped to this vulnerability.
CWE-476
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
*CPE(s)
Affected systems and software identified for this CVE.
| Type | Vendor | Product | Version | Update | Edition | Language | Software Edition | Target Software | Target Hardware | Other Information |
|---|---|---|---|---|---|---|---|---|---|---|
| o | zyxel | lte3301-plus_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | lte3301-plus | - | / | / | / | / | / | / | / |
| o | zyxel | nebula_fwa505_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | nebula_fwa505 | - | / | / | / | / | / | / | / |
| o | zyxel | nebula_fwa510_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | nebula_fwa510 | - | / | / | / | / | / | / | / |
| o | zyxel | nebula_fwa515_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | nebula_fwa515 | - | / | / | / | / | / | / | / |
| o | zyxel | nebula_fwa710_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | nebula_fwa710 | - | / | / | / | / | / | / | / |
| o | zyxel | ee5301-00_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ee5301-00 | - | / | / | / | / | / | / | / |
| o | zyxel | ee3301-00_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ee3301-00 | - | / | / | / | / | / | / | / |
| o | zyxel | dx5401-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx5401-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | dx4510-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx4510-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | dx4510-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx4510-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | dx3301-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx3301-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | dx3300-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx3300-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | dx3300-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | dx3300-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ee6510-10_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ee6510-10 | - | / | / | / | / | / | / | / |
| o | zyxel | emg3525-t50b_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | emg3525-t50b | - | / | / | / | / | / | / | / |
| o | zyxel | nebula_lte3301-plus_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | nebula_lte3301-plus | - | / | / | / | / | / | / | / |
| o | zyxel | emg5523-t50b_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | emg5523-t50b | - | / | / | / | / | / | / | / |
| o | zyxel | ex2210-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex2210-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3300-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3300-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3300-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3300-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3301-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3301-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3500-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3500-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3501-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3501-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3510-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3510-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3510-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3510-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | ex3600-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex3600-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex5401-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex5401-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | ex5510-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex5510-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex5512-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex5512-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex5601-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex5601-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex5601-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex5601-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | ex7501-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex7501-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | ex7710-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ex7710-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | gm4100-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | gm4100-b0 | - | / | / | / | / | / | / | / |
| o | zyxel | pm7500-00_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pm7500-00 | - | / | / | / | / | / | / | / |
| o | zyxel | vmg3625-t50b_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | vmg3625-t50b | - | / | / | / | / | / | / | / |
| o | zyxel | vmg4005-b50a_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | vmg4005-b50a | - | / | / | / | / | / | / | / |
| o | zyxel | vmg4005-b60a_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | vmg4005-b60a | - | / | / | / | / | / | / | / |
| o | zyxel | ax7501-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | ax7501-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | pe3301-00_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pe3301-00 | - | / | / | / | / | / | / | / |
| o | zyxel | pe5301-01_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pe5301-01 | - | / | / | / | / | / | / | / |
| o | zyxel | pm3100-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pm3100-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | pm5100-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pm5100-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | pm5100-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pm5100-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | pm7300-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | pm7300-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | px3321-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | px3321-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | px3321-t1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | px3321-t1 | - | / | / | / | / | / | / | / |
| o | zyxel | px5301-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | px5301-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | scr_50axe_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | scr_50axe | - | / | / | / | / | / | / | / |
| o | zyxel | vmg8623-t50b_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | vmg8623-t50b | - | / | / | / | / | / | / | / |
| o | zyxel | we3300-00_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | we3300-00 | - | / | / | / | / | / | / | / |
| o | zyxel | wx3100-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | wx3100-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | wx3401-b1_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | wx3401-b1 | - | / | / | / | / | / | / | / |
| o | zyxel | wx5600-t0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | wx5600-t0 | - | / | / | / | / | / | / | / |
| o | zyxel | wx5610-b0_firmware | / | / | / | / | / | / | / | / |
| h | zyxel | wx5610-b0 | - | / | / | / | / | / | / | / |
Tags
CVSS Score
CVSS Data - 3.1
- Attack Vector: NETWORK
- Attack Complexity: LOW
- Privileges Required: HIGH
- Scope: UNCHANGED
- Confidentiality Impact: NONE
- Integrity Impact: NONE
- Availability Impact: HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Timeline
Published: Feb. 24, 2026, 2:16 a.m.
Last Modified: Feb. 25, 2026, 6:14 p.m.
Last Modified: Feb. 25, 2026, 6:14 p.m.
Status : Analyzed
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.