CVE-2026-2258

Name: CVE-2026-2258
Creator: NVD / NIST
Published: 2026-02-10T00:16:06.523+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 1.9/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2026-2258 is a low-severity vulnerability rated 1.9/10 on the CVSS scale. A flaw has been found in aardappel lobster up to 2025.4. Affected by this vulnerability is the function WaveFunctionCollapse in the library dev/src/lobster/wfc.h. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

A flaw has been found in aardappel lobster up to 2025.4. Affected by this vulnerability is the function WaveFunctionCollapse in the library dev/src/lobster/wfc.h. Executing a manipulation can lead to memory corruption. The attack can only be executed locally. The exploit has been published and may be used. This patch is called c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd. It is advisable to implement a patch to correct this issue.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

1.9/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/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:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.18%

8.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Strlen	Lobster	<= 2025.4

References

https://github.com/aardappel/lobster/Product
https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffdPatch
https://github.com/aardappel/lobster/issues/395Patch, Vendor Advisory
https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938Patch, Vendor Advisory
https://github.com/oneafter/0204/blob/main/lob1/repro.lobsterProduct
https://vuldb.com/?ctiid.345005Permissions Required, VDB Entry
https://vuldb.com/?id.345005Third Party Advisory, VDB Entry
https://vuldb.com/?submit.753167Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Feb 10, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-2258?

How severe is CVE-2026-2258?

CVE-2026-2258 has a CVSS score of 1.9/10 (LOW severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2026-2258?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-2258?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST