MEDIUM
CVE-2026-31162
CWE-77Published: April 23, 2026· Updated: Apr 27, 2026
6.5
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:12.1th
Official Description
An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the ttlWay parameter to /cgi-bin/cstecgi.cgi.
Technical Analysis
CVE-2026-31162 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected Vendors & Products
totolink2 products
a3300r firmwarea3300r
Source: NVD CPE · 2 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-ttl-way-cmd-injectionExploit · Third Party Advisory
→
https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-ttl-way-cmd-injectionExploit · Third Party Advisory
Quick Facts
CVE IDCVE-2026-31162
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-77
CISA KEVNo
EPSS (30d)0.04%
Affected1 vendor
PublishedApr 23, 2026
Related CVEs (CWE-77)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-31162 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.