CVE-2026-82605

BareBones BBEdit Lasso Language Tokenizer infinite loop

State: Published
Severity: 5.3 Medium
Published: Aug 31, 2026
Updated: Aug 31, 2026
Reserved: Aug 30, 2026

Description

A vulnerability has been found in BareBones BBEdit up to 15.5.5. The affected element is an unknown function of the component Lasso Language Tokenizer. Such manipulation leads to infinite loop. The attack can be executed remotely. Upgrading to version 16.0 is sufficient to fix this issue. The affected component should be upgraded.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
3.0	4.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
2.0	5.0 Medium	AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-835 Infinite Loop
CWE-404 Denial of Service

Affected Products

Product	Versions
BBEditBareBones	15.5.0Affected 15.5.1Affected 15.5.2Affected 15.5.3Affected 15.5.4Affected 15.5.5Affected 16.0Not affected

References

VDB-397107 | BareBones BBEdit Lasso Language Tokenizer infinite loopvdb-entry
VDB-397107 | CTI Indicators (IOB, IOC, TTP)signaturepermissions-required
CVE-2026-82605 | CVE Analysis and Reportthird-party-advisory
Submit #892840 | BareBones BBEdit 15.5.5 Denial of Servicethird-party-advisory
https://ciphersecuritylabs.com/research/articles/fuzzing-bbedit-language-modules-stack-exhaustion-and-infinite-loop-dos-bugsrelated
https://www.barebones.com/support/bbedit/notes-16.0.htmlrelated
https://www.barebones.com/store/bbedit_upgrades.htmlpatch

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.