CVE-2026-3391

low-risk
Published 2026-03-01

A security flaw has been discovered in FascinatedBox lily up to 2.3. Impacted is the function clear_storages of the file src/lily_emitter.c. The manipulation results in out-of-bounds read. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. 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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0.01% 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/383
Exploit https://github.com/oneafter/0122/blob/main/i383/repro.lily
Permissions Required https://vuldb.com/?ctiid.348277
Third Party Advisory https://vuldb.com/?id.348277
Third Party Advisory https://vuldb.com/?submit.761327
18
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal