CVE-2026-3390

low-risk
Published 2026-03-01

A vulnerability was identified in FascinatedBox lily up to 2.3. This issue affects the function patch_line_end of the file src/lily_build_error.c of the component Error Reporting. The manipulation leads to out-of-bounds read. The attack can only be performed from a local environment. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (1)

Lily

Affected Vendors

Lily-Lang

References (6)

Product https://github.com/FascinatedBox/lily/
Exploit https://github.com/FascinatedBox/lily/issues/382
Exploit https://github.com/oneafter/0122/blob/main/i382/repro.lily
Permissions Required https://vuldb.com/?ctiid.348276
Third Party Advisory https://vuldb.com/?id.348276
Third Party Advisory https://vuldb.com/?submit.761326
18
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal