How severe is CVE-2026-2258?

CVE-2026-2258 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2026-2258 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-2258?

CVE-2026-2258 affects Strlen Lobster. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-2258?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-2258 have an EU (EUVD) identifier?

Yes. CVE-2026-2258 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6469.

When was CVE-2026-2258 published?

CVE-2026-2258 was published on 2026-02-10 and last updated on 2026-06-17.

CVE-2026-2258

CVE-2026-2258 is a low-severity vulnerability in Strlen Lobster with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 1.7
CVSS v4: 1.9
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6469
Weakness: CWE-787
Affected product: Strlen Lobster
Published: 2026-02-10
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-2258?: 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.
How severe is CVE-2026-2258?: CVE-2026-2258 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2026-2258 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-2258?: CVE-2026-2258 affects Strlen Lobster. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-2258?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-2258 have an EU (EUVD) identifier?: Yes. CVE-2026-2258 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6469.
When was CVE-2026-2258 published?: CVE-2026-2258 was published on 2026-02-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:strlen:lobster:*:*:*:*:*:*:*:*

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