HOMEVULNERABILITIESCVE-2026-3392
MEDIUM

CVE-2026-3392

CWE-404Published: March 1, 2026· Updated: Mar 4, 2026

5.5
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:2.1th

Official Description

A weakness has been identified in FascinatedBox lily up to 2.3. The affected element is the function eval_tree of the file src/lily_emitter.c. This manipulation causes null pointer dereference. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-3392 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

lily-lang1 product
lily
Source: NVD CPE · 1 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

ADVISORYhttps://github.com/FascinatedBox/lily/issues/384
ADVISORYhttps://vuldb.com/?id.348278
ADVISORYhttps://vuldb.com/?submit.761328

All References (6)

→
https://github.com/FascinatedBox/lily/Product
→
https://github.com/FascinatedBox/lily/issues/384Exploit · Issue Tracking · Vendor Advisory
→
https://github.com/oneafter/0122/blob/main/i384/repro.lilyExploit
→
https://vuldb.com/?ctiid.348278Permissions Required · VDB Entry
→
https://vuldb.com/?id.348278Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.761328Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2026-3392
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-404
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedMar 1, 2026

Related CVEs (CWE-404)

CVE-2026-1876
8.7
CVE-2026-11317
8.7
CVE-2026-1875
8.7
CVE-2026-45174
8.5
CVE-2026-2957
8.1
CVE-2026-8223
7.5

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-3392 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.
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