CVE-2026-1668
Input Validation Vulnerability on Multiple Omada Switches
The web interface on multiple Omada switches does not adequately validate certain external inputs, which may lead to out-of-bound memory access when processing crafted requests. Under specific conditions, this flaw may result in unintended command execution.<br>An unauthenticated attacker with network access to the affected interface may cause memory corruption, service instability, or information disclosure. Successful exploitation may allow remote code execution or denial-of-service.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
7.7
Input Validation Vulnerability on Multiple Omada Switches
The web interface on multiple Omada switches does not adequately validate certain external inputs, which may lead to out-of-bound memory access when processing crafted requests. Under specific conditions, this flaw may result in unintended command execution.<br>An unauthenticated attacker with network access to the affected interface may cause memory corruption, service instability, or information disclosure. Successful exploitation may allow remote code execution or denial-of-service.
- Record
CVE-2026-1668- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2026-12049
7.7
The web interface on multiple Omada switches does not adequately validate certain external inputs, which may lead to out-of-bound memory access when processing crafted requests. Under specific conditions, this flaw may result in unintended command execution.<br>An unauthenticated attacker with network access to the affected interface may cause memory corruption, service instability, or information disclosure. Successful exploitation may allow remote code execution or denial-of-service.
- Record
EUVD-2026-12049- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fmw5-jxp8-6hq3
7.7
The web interface on multiple Omada switches does not adequately validate certain external inputs...
The web interface on multiple Omada switches does not adequately validate certain external inputs, which may lead to out-of-bound memory access when processing crafted requests. Under specific conditions, this flaw may result in unintended command execution.<br>An unauthenticated attacker with network access to the affected interface may cause memory corruption, service instability, or information disclosure. Successful exploitation may allow remote code execution or denial-of-service.
- Record
GHSA-fmw5-jxp8-6hq3- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-787
- Updated
- 2026-11-02
NVD
7.7
The web interface on multiple Omada switches does not adequately validate certain external inputs, which may lead to out-of-bound memory access when processing crafted requests. Under specific conditions, this flaw may result in unintended command execution.<br>An unauthenticated attacker with network access to the affected interface may cause memory corruption, service instability, or information disclosure. Successful exploitation may allow remote code execution or denial-of-service.
- Record
CVE-2026-1668- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-787
- Updated
- 2026-11-02
Affected products
- tp-link omada sg2005p-pd firmware
- tp-link omada sg2008 firmware
- tp-link omada sg2008p firmware
- tp-link omada sg2016p firmware
- tp-link omada sg2210mp firmware
- tp-link omada sg2210p firmware
- tp-link omada sg2210xmp-m2 firmware
- tp-link omada sg2218 firmware
- tp-link omada sg2218p firmware
- tp-link omada sg2428lp firmware
- tp-link omada sg2428p firmware
- tp-link omada sg2452lp firmware
Show 89 moreShow less
- tp-link omada sg3210 firmware
- tp-link omada sg3210x-m2 firmware
- tp-link omada sg3210xhp-m2 firmware
- tp-link omada sg3218xp-m2 firmware
- tp-link omada sg3428 firmware
- tp-link omada sg3428mp firmware
- tp-link omada sg3428x-m2 firmware
- tp-link omada sg3428x firmware
- tp-link omada sg3428xf firmware
- tp-link omada sg3428xmp firmware
- tp-link omada sg3428xmpp firmware
- tp-link omada sg3428xpp-m2 firmware
- tp-link omada sg3452 firmware
- tp-link omada sg3452p firmware
- tp-link omada sg3452x firmware
- tp-link omada sg3452xmpp firmware
- tp-link omada sg3452xp firmware
- tp-link omada sl2428p firmware
- tp-link omada sx3008f firmware
- tp-link omada sx3016f firmware
- tp-link omada sx3032f firmware
- tp-link omada sx3206hpp firmware
- tp-link omada sx3832 firmware
- tp-link omada sx3832mpp firmware
- tp-link omada tl-sg2428p firmware
- tp-link omada tl-sg3428mp firmware
- tp-link omada tl-sg3452p firmware
- tp-link systems inc. sg2005p-pd 1.x
- tp-link systems inc. sg2008 4.2x
- tp-link systems inc. sg2008 4.3x
- tp-link systems inc. sg2008p 3.2x
- tp-link systems inc. sg2008p 3.3x
- tp-link systems inc. sg2016p 1.2x
- tp-link systems inc. sg2016p 1.3x
- tp-link systems inc. sg2210mp 4.2x
- tp-link systems inc. sg2210mp 5.2x
- tp-link systems inc. sg2210mp 5.x
- tp-link systems inc. sg2210p 5.2x
- tp-link systems inc. sg2210p 5.3x
- tp-link systems inc. sg2210xmp-m2 1.x
- tp-link systems inc. sg2218 1.2x
- tp-link systems inc. sg2218 1.3x
- tp-link systems inc. sg2218p 1.2x
- tp-link systems inc. sg2218p 2.2x
- tp-link systems inc. sg2218p 2.x
- tp-link systems inc. sg2428lp 1.x
- tp-link systems inc. sg2428p 5.2x
- tp-link systems inc. sg2428p 5.3x
- tp-link systems inc. sg2452lp 1.x
- tp-link systems inc. sg3210 3.2x
- tp-link systems inc. sg3210 3.3x
- tp-link systems inc. sg3210x-m2 1.2x
- tp-link systems inc. sg3210x-m2 1.x
- tp-link systems inc. sg3210xhp-m2 3.x
- tp-link systems inc. sg3218xp-m2 1.x
- tp-link systems inc. sg3428 2.3x
- tp-link systems inc. sg3428 2.4x
- tp-link systems inc. sg3428mp 6.2x
- tp-link systems inc. sg3428mp 6.3x
- tp-link systems inc. sg3428x 1.3x
- tp-link systems inc. sg3428x 1.4x
- tp-link systems inc. sg3428x-m2 1.2x
- tp-link systems inc. sg3428xf 1.2x
- tp-link systems inc. sg3428xf 1.3x
- tp-link systems inc. sg3428xmp 3.2x
- tp-link systems inc. sg3428xmp 3.3x
- tp-link systems inc. sg3428xmpp 1.2x
- tp-link systems inc. sg3428xmpp 1.x
- tp-link systems inc. sg3428xpp-m2 1.2x
- tp-link systems inc. sg3452 1.2x
- tp-link systems inc. sg3452 1.3x
- tp-link systems inc. sg3452p 3.3x
- tp-link systems inc. sg3452p 3.4x
- tp-link systems inc. sg3452x 1.2x
- tp-link systems inc. sg3452x 1.3x
- tp-link systems inc. sg3452xmpp 1.x
- tp-link systems inc. sg3452xp 2.2x
- tp-link systems inc. sg3452xp 2.3x
- tp-link systems inc. sl2428p 6.2x
- tp-link systems inc. sx3008f 1.2x
- tp-link systems inc. sx3016f 1.2x
- tp-link systems inc. sx3016f 1.3x
- tp-link systems inc. sx3032f 1.x
- tp-link systems inc. sx3206hpp 1.20
- tp-link systems inc. sx3832 1.x
- tp-link systems inc. sx3832mpp 1.x
- tp-link systems inc. tl-sg2428p 4.x
- tp-link systems inc. tl-sg3428mp 5.x
- tp-link systems inc. tl-sg3452p 3.0
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | tangrs/cve-2026-1668-poc | 2026-04-06 |
| PoC in GitHub | wuyou6956-glitch/cve-2026-1668-poc | 2026-09-30 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-1668 is a high vulnerability (CVSS 7.7) in Tp-link Omada Sg2005p-pd Firmware, published March 13, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.96%, the 61st percentile. No source names a fixed version.