CVSS 4.0
1.9 lowCVSS: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:PCVE-2026-2259
Low (1.9) in strlen lobster. EPSS 0.2% chance of exploitation in the next 30 days.
A vulnerability has been found in aardappel lobster up to 2025.4. Affected by this issue is the function lobster::Parser::ParseStatements in the library dev/src/lobster/parser.h of the component Parsing. The manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The identifier of the patch is 2f45fe860d00990e79e13250251c1dde633f1f89. Applying a patch is the recommended action to fix this issue.
Severity
CVSS 3.1
5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-787, CWE-119
- Published
- Modified
- Record from
- the NVD, synced
Affected
- strlen:lobster
References
- https://github.com/aardappel/lobster/
- https://github.com/aardappel/lobster/commit/2f45fe860d00990e79e13250251c1dde633f1f89
- https://github.com/aardappel/lobster/issues/396
- https://github.com/aardappel/lobster/issues/396#issuecomment-3849019040
- https://github.com/oneafter/0204/blob/main/lob2/repro.lobster