Vulnerability-Lookup

CVE-2026-82605 (GCVE-0-2026-82605)

Vulnerability from cvelistv5 – Published: 2026-08-31 02:15 – Updated: 2026-08-31 02:15

Title

BareBones BBEdit Lasso Language Tokenizer infinite loop

Summary

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.

Severity

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

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

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

CWE

CWE-835 - Infinite Loop
CWE-404 - Denial of Service

Assigner

VulDB mitre root

References

7 references

URL	Tags
https://vuldb.com/vuln/397107	vdb-entry
https://vuldb.com/vuln/397107/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82605	third-party-advisory
https://vuldb.com/submit/892840	third-party-advisory
https://ciphersecuritylabs.com/research/articles/…	related
https://www.barebones.com/support/bbedit/notes-16…	related
https://www.barebones.com/store/bbedit_upgrades.html	patch

Impacted products

1 product

Vendor	Product	Version	CPE status
BareBones	BBEdit	Affected: 15.5.0 Affected: 15.5.1 Affected: 15.5.2 Affected: 15.5.3 Affected: 15.5.4 Affected: 15.5.5 Unaffected: 16.0 cpe:2.3:a:barebones:bbedit::::::::

Credits

ciphersecuritylabs (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:barebones:bbedit:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Lasso Language Tokenizer"
          ],
          "product": "BBEdit",
          "vendor": "BareBones",
          "versions": [
            {
              "status": "affected",
              "version": "15.5.0"
            },
            {
              "status": "affected",
              "version": "15.5.1"
            },
            {
              "status": "affected",
              "version": "15.5.2"
            },
            {
              "status": "affected",
              "version": "15.5.3"
            },
            {
              "status": "affected",
              "version": "15.5.4"
            },
            {
              "status": "affected",
              "version": "15.5.5"
            },
            {
              "status": "unaffected",
              "version": "16.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "ciphersecuritylabs (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5,
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-835",
              "description": "Infinite Loop",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-404",
              "description": "Denial of Service",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-31T02:15:09.051Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-397107 | BareBones BBEdit Lasso Language Tokenizer infinite loop",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/vuln/397107"
        },
        {
          "name": "VDB-397107 | CTI Indicators (IOB, IOC, TTP)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/397107/cti"
        },
        {
          "name": "CVE-2026-82605 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-82605"
        },
        {
          "name": "Submit #892840 | BareBones BBEdit 15.5.5 Denial of Service",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/892840"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://ciphersecuritylabs.com/research/articles/fuzzing-bbedit-language-modules-stack-exhaustion-and-infinite-loop-dos-bugs"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://www.barebones.com/support/bbedit/notes-16.0.html"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://www.barebones.com/store/bbedit_upgrades.html"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-08-30T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-08-30T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-08-30T09:19:55.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "BareBones BBEdit Lasso Language Tokenizer infinite loop",
      "x_generator": [
        "VulDB PVTS v202608"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-82605",
    "datePublished": "2026-08-31T02:15:09.051Z",
    "dateReserved": "2026-08-30T07:14:44.217Z",
    "dateUpdated": "2026-08-31T02:15:09.051Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-82605\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-08-31T03:16:42.850\",\"lastModified\":\"2026-08-31T03:16:42.850\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"}],\"affected\":[{\"source\":\"cna@vuldb.com\",\"affectedData\":[{\"vendor\":\"BareBones\",\"product\":\"BBEdit\",\"cpes\":[\"cpe:2.3:a:barebones:bbedit:*:*:*:*:*:*:*:*\"],\"modules\":[\"Lasso Language Tokenizer\"],\"versions\":[{\"version\":\"15.5.0\",\"status\":\"affected\"},{\"version\":\"15.5.1\",\"status\":\"affected\"},{\"version\":\"15.5.2\",\"status\":\"affected\"},{\"version\":\"15.5.3\",\"status\":\"affected\"},{\"version\":\"15.5.4\",\"status\":\"affected\"},{\"version\":\"15.5.5\",\"status\":\"affected\"},{\"version\":\"16.0\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"PASSIVE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"NONE\",\"vulnAvailabilityImpact\":\"LOW\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-404\"},{\"lang\":\"en\",\"value\":\"CWE-835\"}]}],\"references\":[{\"url\":\"https://ciphersecuritylabs.com/research/articles/fuzzing-bbedit-language-modules-stack-exhaustion-and-infinite-loop-dos-bugs\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/cve/CVE-2026-82605\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/892840\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/397107\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/397107/cti\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://www.barebones.com/store/bbedit_upgrades.html\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://www.barebones.com/support/bbedit/notes-16.0.html\",\"source\":\"cna@vuldb.com\"}]}}"
  }
}

GHSA-HCGM-VV9F-XH79

Vulnerability from github – Published: 2026-08-31 03:33 – Updated: 2026-08-31 03:33

Details

Severity

4.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-82605"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-404"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-31T03:16:42Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-hcgm-vv9f-xh79",
  "modified": "2026-08-31T03:33:17Z",
  "published": "2026-08-31T03:33:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-82605"
    },
    {
      "type": "WEB",
      "url": "https://ciphersecuritylabs.com/research/articles/fuzzing-bbedit-language-modules-stack-exhaustion-and-infinite-loop-dos-bugs"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-82605"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/892840"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397107"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/397107/cti"
    },
    {
      "type": "WEB",
      "url": "https://www.barebones.com/store/bbedit_upgrades.html"
    },
    {
      "type": "WEB",
      "url": "https://www.barebones.com/support/bbedit/notes-16.0.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-82605 (GCVE-0-2026-82605)

GHSA-HCGM-VV9F-XH79

Tags

Sightings

Nomenclature