{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-122146", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-11-04T18:21:49.726Z", "datePublished": "2026-11-05T00:45:26.038Z", "dateUpdated": "2026-11-05T00:45:26.038Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-11-05T00:45:26.038Z"}, "title": "101arrowz fflate index.mjs unzipSync memory corruption", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "101arrowz", "product": "fflate", "versions": [{"version": "0.8.0", "status": "affected"}, {"version": "0.8.1", "status": "affected"}, {"version": "0.8.2", "status": "affected"}, {"version": "0.8.3", "status": "affected"}], "cpes": ["cpe:2.3:a:101arrowz:fflate:*:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "A weakness has been identified in 101arrowz fflate up to 0.8.3. This issue affects the function unzipSync of the file esm/index.mjs. This manipulation causes memory corruption. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 7.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 7.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C"}}], "timeline": [{"time": "2026-11-04T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-11-04T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-11-04T19:26:54.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "ictrun (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/431150", "name": "VDB-431150 | 101arrowz fflate index.mjs unzipSync memory corruption", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/431150/cti", "name": "VDB-431150 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-122146", "name": "CVE-2026-122146 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/1027352", "name": "Submit #1027352 | fflate <=0.8.3 Memory Corruption", "tags": ["third-party-advisory"]}, {"url": "https://github.com/ictrun/java/issues/9", "tags": ["exploit", "issue-tracking"]}], "x_generator": ["VulDB PVTS v202611"]}}}

{}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.3"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "fflate", "source": "cna", "vendor": "101arrowz"}, "product": "fflate", "vendor": "101arrowz"}], "created": "2026-11-05T02:45:14.925233+00:00", "updated": "2026-11-05T03:00:16.964807+00:00", "vendors": ["101arrowz", "101arrowz$PRODUCT$fflate"]}