{"items":[{"id":"NVI-00011975","kind":"vulnerability","title":"Excelize Decrypt: unrecoverable panics on malformed OLE/CFB encrypted workbooks","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-2j4c-ffch-9f23","CVE-2026-107214"],"plain_summary":"GitHub lists this reviewed advisory for github.com/xuri/excelize/v2. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1a8640aa37147054243bc6d40f0822e5"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T16:31:32.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-76b21b783c9efd1828c239e930b7544e"},{"kind":"CVSS","as_of":"2026-10-13T14:24:00.230Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-1f7fb0e13c2bcf65b106df24d259c6d2"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.240%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.15211. Missing scores are unknown.","source_id":"sr-1a8640aa37147054243bc6d40f0822e5"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-76b21b783c9efd1828c239e930b7544e","url":"https://github.com/advisories/GHSA-2j4c-ffch-9f23","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-2j4c-ffch-9f23","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:38.867Z"},{"id":"sr-1f7fb0e13c2bcf65b106df24d259c6d2","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107214","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-107214","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:21.903Z"},{"id":"sr-1a8640aa37147054243bc6d40f0822e5","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107214","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-76b21b783c9efd1828c239e930b7544e"],"technology":"github.com/xuri/excelize/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nAny file whose first 8 bytes are the OLE compound-file signature (`D0 CF 11 E0 A1 B1 1A E1`) is routed by `OpenFile`/`OpenReader`/`OpenBytes` → `openReaderAt` → `Decrypt`. The version dispatch only guarantees `len(EncryptionInfo) >= 4` before handing attacker-controlled `EncryptionInfo`/`EncryptedPackage` buffers to `standardDecrypt`/`agileDecrypt`, and no callee validates structure. Malformed but version-valid content therefore fails as an **unrecovered runtime panic** instead of an error, terminating the calling process.\n\n### Details\n\nAll panic classes below were execution-confirmed against pristine master (`ecd99d761fe0`, 2026-09-08). `excelize.go:211-213` maps `Decrypt` *errors* to `ErrWorkbookFileFormat`, but panics bypass that path and kill the process.\n\n| # | Malformed input | Panic | Site |\n|---|---|---|---|\n| 1 | standard, `len(EncryptionInfo)` 4–11 | slice bounds `[:12]` | `crypt.go:238` |\n| 2 | standard, attacker-controlled `headerSize` uint32 | slice bounds `[12:12+headerSize]` / fixed-offset header reads | `crypt.go:238-249` |\n| 3 | standard, verifier remainder < 72 (AES) / 60 (RC4) bytes | slice bounds in `standardEncryptionVerifier` | `crypt.go:282-295` ","public_affected_ranges":[">= 2.3.1, < 2.11.1-0.20260915055537-22f76f9acb94"]}],"null_published_at":"2026-11-03T10:03:31.377Z","source_updated_at":"2026-10-08T16:31:32.000Z","source_disclosed_at":"2026-10-08T16:31:32.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T00:58:38.867Z"},{"id":"NVI-00011975","kind":"vulnerability","title":"Excelize Decrypt: unrecoverable panics on malformed OLE/CFB encrypted workbooks","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2j4c-ffch-9f23","CVE-2026-107214"],"plain_summary":"GitHub lists this reviewed advisory for github.com/xuri/excelize/v2. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1a8640aa37147054243bc6d40f0822e5"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T16:31:32.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-76b21b783c9efd1828c239e930b7544e"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.240%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.15211. Missing scores are unknown.","source_id":"sr-1a8640aa37147054243bc6d40f0822e5"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-76b21b783c9efd1828c239e930b7544e","url":"https://github.com/advisories/GHSA-2j4c-ffch-9f23","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-2j4c-ffch-9f23","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:38.867Z"},{"id":"sr-1a8640aa37147054243bc6d40f0822e5","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-107214","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-76b21b783c9efd1828c239e930b7544e"],"technology":"github.com/xuri/excelize/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nAny file whose first 8 bytes are the OLE compound-file signature (`D0 CF 11 E0 A1 B1 1A E1`) is routed by `OpenFile`/`OpenReader`/`OpenBytes` → `openReaderAt` → `Decrypt`. The version dispatch only guarantees `len(EncryptionInfo) >= 4` before handing attacker-controlled `EncryptionInfo`/`EncryptedPackage` buffers to `standardDecrypt`/`agileDecrypt`, and no callee validates structure. Malformed but version-valid content therefore fails as an **unrecovered runtime panic** instead of an error, terminating the calling process.\n\n### Details\n\nAll panic classes below were execution-confirmed against pristine master (`ecd99d761fe0`, 2026-09-08). `excelize.go:211-213` maps `Decrypt` *errors* to `ErrWorkbookFileFormat`, but panics bypass that path and kill the process.\n\n| # | Malformed input | Panic | Site |\n|---|---|---|---|\n| 1 | standard, `len(EncryptionInfo)` 4–11 | slice bounds `[:12]` | `crypt.go:238` |\n| 2 | standard, attacker-controlled `headerSize` uint32 | slice bounds `[12:12+headerSize]` / fixed-offset header reads | `crypt.go:238-249` |\n| 3 | standard, verifier remainder < 72 (AES) / 60 (RC4) bytes | slice bounds in `standardEncryptionVerifier` | `crypt.go:282-295` ","public_affected_ranges":[">= 2.3.1, < 2.11.1-0.20260915055537-22f76f9acb94"]}],"null_published_at":"2026-11-01T14:34:14.101Z","source_updated_at":"2026-10-08T16:31:32.000Z","source_disclosed_at":"2026-10-08T16:31:32.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-11-01T00:58:38.867Z"},{"id":"NVI-00011975","kind":"vulnerability","title":"Excelize Decrypt: unrecoverable panics on malformed OLE/CFB encrypted workbooks","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2j4c-ffch-9f23","CVE-2026-107214"],"plain_summary":"GitHub lists this reviewed advisory for github.com/xuri/excelize/v2. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-76b21b783c9efd1828c239e930b7544e"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-08T16:31:32.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-76b21b783c9efd1828c239e930b7544e"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-76b21b783c9efd1828c239e930b7544e","url":"https://github.com/advisories/GHSA-2j4c-ffch-9f23","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-2j4c-ffch-9f23","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:38.867Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-76b21b783c9efd1828c239e930b7544e"],"technology":"github.com/xuri/excelize/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nAny file whose first 8 bytes are the OLE compound-file signature (`D0 CF 11 E0 A1 B1 1A E1`) is routed by `OpenFile`/`OpenReader`/`OpenBytes` → `openReaderAt` → `Decrypt`. The version dispatch only guarantees `len(EncryptionInfo) >= 4` before handing attacker-controlled `EncryptionInfo`/`EncryptedPackage` buffers to `standardDecrypt`/`agileDecrypt`, and no callee validates structure. Malformed but version-valid content therefore fails as an **unrecovered runtime panic** instead of an error, terminating the calling process.\n\n### Details\n\nAll panic classes below were execution-confirmed against pristine master (`ecd99d761fe0`, 2026-09-08). `excelize.go:211-213` maps `Decrypt` *errors* to `ErrWorkbookFileFormat`, but panics bypass that path and kill the process.\n\n| # | Malformed input | Panic | Site |\n|---|---|---|---|\n| 1 | standard, `len(EncryptionInfo)` 4–11 | slice bounds `[:12]` | `crypt.go:238` |\n| 2 | standard, attacker-controlled `headerSize` uint32 | slice bounds `[12:12+headerSize]` / fixed-offset header reads | `crypt.go:238-249` |\n| 3 | standard, verifier remainder < 72 (AES) / 60 (RC4) bytes | slice bounds in `standardEncryptionVerifier` | `crypt.go:282-295` ","public_affected_ranges":[">= 2.3.1, < 2.11.1-0.20260915055537-22f76f9acb94"]}],"null_published_at":"2026-11-01T01:03:56.619Z","source_updated_at":"2026-10-08T16:31:32.000Z","source_disclosed_at":"2026-10-08T16:31:32.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-01T00:58:38.867Z"}],"next_cursor":null,"snapshot_revision":"42594"}