CVE-2026-5853
highpriority · track · 5EPSS 0.135 · 96 %ileEUEPSS · scored 2026-10-28
A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this vulnerability is the function setIpv6LanCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument addrPrefixLen leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.1–10
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (1)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (15)
External citations — patches, advisories, analysis.
- https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_159/README.mdcnnvd
- https://vuldb.com/submit/791274cnnvd
- https://vuldb.com/vuln/356379cnnvd
- https://vuldb.com/vuln/356379/cticnnvd
- https://www.totolink.net/cnnvd
- https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_159/README.mdenisa_euvd
- https://vuldb.com/submit/791274enisa_euvd
- https://vuldb.com/vuln/356379enisa_euvd
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