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CVE-2026-2887

aardappel lobster idents.h TypeName recursion

CVSS 4.8 MEDIUMEPSS 0.2%CWE-404CWE-674
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
21 Feb 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
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
Affected products
aardappel · lobster

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References
https://github.com/aardappel/lobster/https://github.com/aardappel/lobster/commit/8ba49f98ccfc9734ef352146806433a41d9f9aa6https://github.com/aardappel/lobster/issues/397https://github.com/aardappel/lobster/issues/397#issuecomment-3849015088https://github.com/aardappel/lobster/releases/tag/v2026.1https://github.com/oneafter/0204/blob/main/lob3/repro.lobsterhttps://vuldb.com/?ctiid.347181https://vuldb.com/?id.347181https://vuldb.com/?submit.755026