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NVD Vulnerability Details :
CVE-2026-2887
Analyzed
More InfoOfficial Page
Source-cna@vuldb.com
View Known Exploited Vulnerability (KEV) details
Published At-21 Feb, 2026 | 21:16
Updated At-26 Feb, 2026 | 21:41

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.04.8MEDIUM
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
Secondary3.13.3LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Secondary2.01.7LOW
AV:L/AC:L/Au:S/C:N/I:N/A:P
Type: Secondary
Version: 4.0
Base score: 4.8
Base severity: MEDIUM
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
Type: Secondary
Version: 3.1
Base score: 3.3
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 2.0
Base score: 1.7
Base severity: LOW
Vector:
AV:L/AC:L/Au:S/C:N/I:N/A:P
CPE Matches
strlen
strlen
>>lobster>>Versions before 2026.1(exclusive)
cpe:2.3:a:strlen:lobster:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-404Primarycna@vuldb.com
CWE-674Primarycna@vuldb.com
CWE-674Primarynvd@nist.gov
CWE ID: CWE-404
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-674
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-674
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/aardappel/lobster/cna@vuldb.com
Product
https://github.com/aardappel/lobster/commit/8ba49f98ccfc9734ef352146806433a41d9f9aa6cna@vuldb.com
Patch
https://github.com/aardappel/lobster/issues/397cna@vuldb.com
Exploit
Issue Tracking
Vendor Advisory
https://github.com/aardappel/lobster/issues/397#issuecomment-3849015088cna@vuldb.com
Exploit
Issue Tracking
Vendor Advisory
https://github.com/aardappel/lobster/releases/tag/v2026.1cna@vuldb.com
Release Notes
https://github.com/oneafter/0204/blob/main/lob3/repro.lobstercna@vuldb.com
Third Party Advisory
https://vuldb.com/?ctiid.347181cna@vuldb.com
Permissions Required
VDB Entry
https://vuldb.com/?id.347181cna@vuldb.com
Third Party Advisory
VDB Entry
https://vuldb.com/?submit.755026cna@vuldb.com
Third Party Advisory
VDB Entry
Hyperlink: https://github.com/aardappel/lobster/
Source: cna@vuldb.com
Resource:
Product
Hyperlink: https://github.com/aardappel/lobster/commit/8ba49f98ccfc9734ef352146806433a41d9f9aa6
Source: cna@vuldb.com
Resource:
Patch
Hyperlink: https://github.com/aardappel/lobster/issues/397
Source: cna@vuldb.com
Resource:
Exploit
Issue Tracking
Vendor Advisory
Hyperlink: https://github.com/aardappel/lobster/issues/397#issuecomment-3849015088
Source: cna@vuldb.com
Resource:
Exploit
Issue Tracking
Vendor Advisory
Hyperlink: https://github.com/aardappel/lobster/releases/tag/v2026.1
Source: cna@vuldb.com
Resource:
Release Notes
Hyperlink: https://github.com/oneafter/0204/blob/main/lob3/repro.lobster
Source: cna@vuldb.com
Resource:
Third Party Advisory
Hyperlink: https://vuldb.com/?ctiid.347181
Source: cna@vuldb.com
Resource:
Permissions Required
VDB Entry
Hyperlink: https://vuldb.com/?id.347181
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://vuldb.com/?submit.755026
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Change History
0Changes found
Details not found