CVE-2026-2887
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| strlen | lobster | {"endExcluding":"2026.1"} | 2026.1 |
References
- https://github.com/aardappel/lobster/
- https://github.com/aardappel/lobster/commit/8ba49f98ccfc9734ef352146806433a41d9f9aa6
- https://github.com/aardappel/lobster/issues/397
- https://github.com/aardappel/lobster/issues/397#issuecomment-3849015088
- https://github.com/aardappel/lobster/releases/tag/v2026.1
- https://github.com/oneafter/0204/blob/main/lob3/repro.lobster
- https://vuldb.com/?ctiid.347181
- https://vuldb.com/?id.347181
- https://vuldb.com/?submit.755026
CWEs
CWE-404 CWE-674
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.