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.
References (6)
Core 6
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.348278
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.348278
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.761328
Issue Tracking issue-tracking
https://github.com/FascinatedBox/lily/issues/384
Third Party Advisory exploit
https://github.com/oneafter/0122/blob/main/i384/repro.lily
Various Sources product
https://github.com/FascinatedBox/lily/
Scores
CVSS v3
3.3
EPSS
0.0017
EPSS Percentile
6.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-404
CWE-476
Status
published
Products (1)
lily-lang/lily
< 2.3
Published
Mar 01, 2026
Tracked Since
Mar 01, 2026