01 Record
CVE-2026-1328
Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflow
HighPUBLISHEDCNA: VulDB
CNA base score8.7 CVSS v4.0CVSS: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
02 Description
Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflow
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.84% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.6% of scored records. A rank, not a probability.
- NVD base score
- 7.4 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- 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
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-01-22 14:32Z9 MO AGO
- Last updated
- 2026-02-23 08:53Z8 MO AGO
- Reserved
- 2026-01-22
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.7)
- CNA CVSS vector
- 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
- Weaknesses
- Data version
- 5.2
- Document digest
- bae0ddac793ac0e222c612663352e6980949d1fce896e0d0e68d7646a53f4b9f
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-342304 | Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflowhttps://vuldb.com/?id.342304
- vuldb.comVDB-342304 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/?ctiid.342304
- vuldb.comSubmit #735792 | TOTOLINK NR1800X NR1800X_Firmware V9.1.0u.6279_B20210910 Buffer Overflowhttps://vuldb.com/?submit.735792
- lavender-bicycle-a5a.notion.sitehttps://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setWizardCfg-2e453a41781f80568a54c9368082fbe9?source=copy_link
- www.totolink.nethttps://www.totolink.net/