MEDIUM
CVE-2026-9420
CWE-74Published: May 25, 2026· Updated: May 26, 2026
6.3
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:12.8th
Official Description
A vulnerability was found in KLiK SocialMediaWebsite 1.0. This affects an unknown part of the component HTTP GET Request Parameter Handler. The manipulation results in injection. It is possible to launch the attack remotely. The exploit has been made public and could be used.
Technical Analysis
CVE-2026-9420 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
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.
All References (6)
Quick Facts
CVE IDCVE-2026-9420
CVSS Score6.3 / 10
SeverityMEDIUM
WeaknessCWE-74
CISA KEVNo
EPSS (30d)0.04%
PublishedMay 25, 2026
Related CVEs (CWE-74)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-9420 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.