CVE-2026-2887A security vulnerability has been detected in aardappel lobster up to 2025.4.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-404, CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
strlen lobster strlen:lobster | before 2026.1 | NVD |
References
- https://github.com/aardappel/lobster/product
- https://github.com/aardappel/lobster/commit/8ba49f98ccfc9734ef352146806433a41d9f9aa6patch
- https://github.com/aardappel/lobster/issues/397exploit, issue-tracking, vendor-advisory
- https://github.com/aardappel/lobster/issues/397#issuecomment-3849015088exploit, issue-tracking, vendor-advisory
- https://github.com/aardappel/lobster/releases/tag/v2026.1release-notes
- https://github.com/oneafter/0204/blob/main/lob3/repro.lobsterthird-party-advisory
- https://vuldb.com/?ctiid.347181permissions-required, vdb-entry
- https://vuldb.com/?id.347181third-party-advisory, vdb-entry
- https://vuldb.com/?submit.755026third-party-advisory, vdb-entry
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.