{"items":[{"id":"NVI-00011969","kind":"vulnerability","title":"ImageSharp: EXR ZIP decoder can expose stale allocator data after a short inflate","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4q3p-rj5x-xv7p","CVE-2026-106111"],"plain_summary":"GitHub lists this reviewed advisory for SixLabors.ImageSharp. 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-53cf0544c2fd0dac6b87bd8fdc393c4a"],"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":"2026-10-07T20:24:43.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-737b7dd0c51ea9c4f52968497609d849"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.280%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.20568. Missing scores are unknown.","source_id":"sr-53cf0544c2fd0dac6b87bd8fdc393c4a"}],"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-737b7dd0c51ea9c4f52968497609d849","url":"https://github.com/advisories/GHSA-4q3p-rj5x-xv7p","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4q3p-rj5x-xv7p","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-53cf0544c2fd0dac6b87bd8fdc393c4a","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-2026-106111","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.064Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-737b7dd0c51ea9c4f52968497609d849"],"technology":"SixLabors.ImageSharp","known_exclusions":[],"conditions_summary":"## Summary\n\nA crafted ZIP-compressed OpenEXR image can return stale memory from a prior\nImageSharp operation as decoded pixels. The ZIP decoder accepts a non-empty\ninflate result shorter than the EXR block's required size, then the EXR decoder\nreads the full expected block.\n\nThis is a process-local, cross-operation information-disclosure defect. It is\nrelevant when an application uses the shared `Configuration.Default` allocator\nfor separate image operations and exposes pixels or output derived from a later\nattacker-controlled EXR decode. Whether that creates a network attack path\ndepends on the host application.\n\nNo active exploitation is known.\n\n## Affected package and versions\n\n- Package: `SixLabors.ImageSharp` (NuGet)\n- Affected published releases: **4.0.0, 4.1.0, and 4.1.1**\n- Affected range: `>= 4.0.0, <= 4.1.1`\n- Commit `0815358f9202a78bc7f3b83e19282dc3654b500f` corresponds to release **v4.1.1**.\n\nEXR support first appears in v4.0.0. The cross-operation PoC exposes the prior-operation marker on each published 4.x release, while the full-inflate control does not expose it on any of them.\n## Details\n\nFor ZIP/ZIPS EXR compression, [`ExrDecoderCore`](https://github.com/SixLabors","public_affected_ranges":[">= 4.0.0, <= 4.1.1"]}],"null_published_at":"2026-11-01T22:58:19.127Z","source_updated_at":"2026-10-07T20:24:43.000Z","source_disclosed_at":"2026-10-07T20:24:42.000Z","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":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011969","kind":"vulnerability","title":"ImageSharp: EXR ZIP decoder can expose stale allocator data after a short inflate","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4q3p-rj5x-xv7p","CVE-2026-106111"],"plain_summary":"GitHub lists this reviewed advisory for SixLabors.ImageSharp. 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-737b7dd0c51ea9c4f52968497609d849"],"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":"2026-10-07T20:24:43.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-737b7dd0c51ea9c4f52968497609d849"}],"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-737b7dd0c51ea9c4f52968497609d849","url":"https://github.com/advisories/GHSA-4q3p-rj5x-xv7p","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4q3p-rj5x-xv7p","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-737b7dd0c51ea9c4f52968497609d849"],"technology":"SixLabors.ImageSharp","known_exclusions":[],"conditions_summary":"## Summary\n\nA crafted ZIP-compressed OpenEXR image can return stale memory from a prior\nImageSharp operation as decoded pixels. The ZIP decoder accepts a non-empty\ninflate result shorter than the EXR block's required size, then the EXR decoder\nreads the full expected block.\n\nThis is a process-local, cross-operation information-disclosure defect. It is\nrelevant when an application uses the shared `Configuration.Default` allocator\nfor separate image operations and exposes pixels or output derived from a later\nattacker-controlled EXR decode. Whether that creates a network attack path\ndepends on the host application.\n\nNo active exploitation is known.\n\n## Affected package and versions\n\n- Package: `SixLabors.ImageSharp` (NuGet)\n- Affected published releases: **4.0.0, 4.1.0, and 4.1.1**\n- Affected range: `>= 4.0.0, <= 4.1.1`\n- Commit `0815358f9202a78bc7f3b83e19282dc3654b500f` corresponds to release **v4.1.1**.\n\nEXR support first appears in v4.0.0. The cross-operation PoC exposes the prior-operation marker on each published 4.x release, while the full-inflate control does not expose it on any of them.\n## Details\n\nFor ZIP/ZIPS EXR compression, [`ExrDecoderCore`](https://github.com/SixLabors","public_affected_ranges":[">= 4.0.0, <= 4.1.1"]}],"null_published_at":"2026-11-01T01:03:56.618Z","source_updated_at":"2026-10-07T20:24:43.000Z","source_disclosed_at":"2026-10-07T20:24:42.000Z","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":"2026-11-01T00:58:46.232Z"}],"next_cursor":null,"snapshot_revision":"42594"}