VulnerabilityAnalyzed
CVE-2026-4497
A vulnerability was determined in Totolink WA300 5.2cu.7112_B20190227.
MEDIUM 5.5EPSS 2.10%
Does this matter?
Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own.
Description
A vulnerability was determined in Totolink WA300 5.2cu.7112_B20190227. Affected by this issue is the function recvUpgradeNewFw of the file /cgi-bin/cstecgi.cgi. This manipulation causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.
- CVSS 4.0
- 5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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/M
- EPSS
- 2.10% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-77, CWE-78
- Affected
- totolink/wa300 firmware
- Source
- cna@vuldb.com
References
- https://github.com/hellonestor/killallbug/issues/1Exploit, Issue Tracking
- https://github.com/user-attachments/files/25790616/Unauthenticated.Remote.Code.Execution.in.TOTOLINK.WA300.via.Command.Injection.in.recvUpgradeNewFw.zipExploit
- https://vuldb.com/?ctiid.352046Permissions Required, VDB Entry
- https://vuldb.com/?id.352046Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.773875Third Party Advisory, VDB Entry
- https://www.totolink.net/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.