CVE-2026-1668: tp-link systems inc. sg2005p-pd 1.x Improper Input Validation
Vulnerability summary
CVE-2026-1668 is a critical (CVSS 9.8) Improper Input Validation vulnerability in tp-link systems inc. sg2005p-pd 1.x. EPSS estimates a 1.02% chance of exploitation in the next 30 days, higher than 62.9% of scored vulnerabilities.
Timeline
- 13-03-2026PublishedVulnerability first disclosed.
- 13-03-2026Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST7.7HighCVSS: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
EPSS trend
Probability
1.02%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
+0.05 pp
From 0.97% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Tp-link systems inc.62 products
- sg2005p-pd 1.x< 1.0.19 Build 20260121 Rel.53429
- sg2008 4.2x< 4.20.17 Build 20260121 Rel.53429
- sg2008 4.3x< 4.30.1 Build 20260127 Rel.32017
- sg2008p 3.2x< 3.20.17 Build 20260121 Rel.53429
- sg2008p 3.3x< 3.30.1 Build 20260127 Rel.32017
Tp-link39 products
- omada_sg2005p-pd_firmware≥ 1.0.0, < 1.0.19
- omada_sg2008_firmware≥ 4.20.0, < 4.20.17 | ≥ 4.30.0, < 4.30.1
- omada_sg2008p_firmware≥ 3.20.0, < 3.20.17 | ≥ 3.30.0, < 3.30.1
- omada_sg2016p_firmware≥ 1.20.0, < 1.20.17 | ≥ 1.30.0, < 1.30.1
- omada_sg2210mp_firmware≥ 4.20.0, < 4.20.18 | ≥ 5.0.0, < 5.0.15 | ≥ 5.20.0, < 5.20.1
2 vendors · 101 products
References
4 links- support.omadanetworks.com/us/document/118794/Vendor Advisory