HOMEVULNERABILITIESCVE-2026-4742
LOW

CVE-2026-4742

CWE-444Published: March 24, 2026· Updated: Mar 24, 2026

2.9
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:12.8th

Official Description

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in visualfc liteide (liteidex/src/3rdparty/qjsonrpc/src/http-parser modules). This vulnerability is associated with program files http_parser.C.

This issue affects liteide: before x38.4.

NVD Source

Technical Analysis

CVE-2026-4742 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 ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeN
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/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:N/AU:N/R:U/V:D/RE:L/U:Green

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

Quick Facts

CVE IDCVE-2026-4742
CVSS Score2.9 / 10
SeverityLOW
WeaknessCWE-444
CISA KEVNo
EPSS (30d)0.04%
PublishedMar 24, 2026

Related CVEs (CWE-444)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-4742 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.