Which versions of Lobster are affected by CVE-2026-2887?

CVE-2026-2887 is a low-severity vulnerability in aardappel lobster (CVSS 3.3). The limited severity suggests constrained impact, typically requiring specific conditions or local access for…. A patch is available.

Is there a public PoC exploit available for CVE-2026-2887?

Yes, a public proof-of-concept exploit is available for CVE-2026-2887. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2887?

During next maintenance window: Apply vendor patches when convenient. Vendor patch is available.

Lobster CVE-2026-2887

Q: What is the CVSS score of CVE-2026-2887?

CVE-2026-2887 has a CVSS 4.0 base score of 1.9 (Low). CVSS vector: 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 exploitation probability: 0.0%.

LOW

Improper Resource Shutdown or Release (CWE-404)

2026-02-21 cna@vuldb.com

Information Disclosure Lobster

1.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

1.9 LOW

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 29, 2026 - 01:11 NVD

3.3 (LOW) 1.9 (LOW)

Analysis Generated

Mar 12, 2026 - 22:04 vuln.today

PoC Detected

Feb 26, 2026 - 21:41 vuln.today

Public exploit code

Patch released

Feb 26, 2026 - 21:41 nvd

Patch available

CVE Published

Feb 21, 2026 - 21:16 nvd

LOW 3.3

DescriptionCVE.org

A security vulnerability has been detected in aardappel lobster up to 2025.4. This impacts the function lobster::TypeName in the library dev/src/lobster/idents.h. Such manipulation leads to uncontrolled recursion. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2026.1 will fix this issue. The name of the patch is 8ba49f98ccfc9734ef352146806433a41d9f9aa6. It is advisable to upgrade the affected component.

AnalysisAI

A security vulnerability has been detected in aardappel lobster up to 2025.4. This impacts the function lobster::TypeName in the library dev/src/lobster/idents.h. …

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Vulnerability AssessmentAI

Risk Assessment	CVSS 3.3 (LOW). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this flaw, uncontrolled recursion.
Remediation	A vendor patch is available — apply it immediately. Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

During next maintenance window: Apply vendor patches when convenient. …

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CVE-2026-2887 vulnerability details – vuln.today

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