CVE-2026-2258
aardappel lobster wfc.h WaveFunctionCollapse memory corruption
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.
INFO
Published Date :
Feb. 10, 2026, 12:16 a.m.
Last Modified :
Feb. 17, 2026, 4:12 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Implement the c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd patch.
- Update the aardappel lobster library to the latest secure version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-2258.
| URL | Resource |
|---|---|
| https://github.com/aardappel/lobster/ | Product |
| https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd | Patch |
| https://github.com/aardappel/lobster/issues/395 | PatchVendor Advisory |
| https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938 | PatchVendor Advisory |
| https://github.com/oneafter/0204/blob/main/lob1/repro.lobster | Product |
| https://vuldb.com/?ctiid.345005 | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.345005 | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.753167 | ExploitThird Party AdvisoryVDB Entry |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-2258 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-2258
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-2258 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-2258 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Feb. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:strlen:lobster:*:*:*:*:*:*:*:* versions up to (including) 2025.4 Added Reference Type VulDB: https://github.com/aardappel/lobster/ Types: Product Added Reference Type VulDB: https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd Types: Patch Added Reference Type VulDB: https://github.com/aardappel/lobster/issues/395 Types: Patch, Vendor Advisory Added Reference Type VulDB: https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938 Types: Patch, Vendor Advisory Added Reference Type VulDB: https://github.com/oneafter/0204/blob/main/lob1/repro.lobster Types: Product Added Reference Type VulDB: https://vuldb.com/?ctiid.345005 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.345005 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.753167 Types: Exploit, Third Party Advisory, VDB Entry -
New CVE Received by [email protected]
Feb. 10, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 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 Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Added CVSS V2 (AV:L/AC:L/Au:S/C:N/I:N/A:P) Added CWE CWE-119 Added Reference https://github.com/aardappel/lobster/ Added Reference https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd Added Reference https://github.com/aardappel/lobster/issues/395 Added Reference https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938 Added Reference https://github.com/oneafter/0204/blob/main/lob1/repro.lobster Added Reference https://vuldb.com/?ctiid.345005 Added Reference https://vuldb.com/?id.345005 Added Reference https://vuldb.com/?submit.753167