{"items":[{"id":"NVI-00018363","kind":"vulnerability","title":"Wagtail regular expression denial-of-service via search query parsing","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-jmp3-39vp-fwg8","CVE-2024-39317"],"plain_summary":"GitHub lists this reviewed advisory for wagtail, wagtail, wagtail. 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-1684a4e3f91c0da1046356b718da2d5c"],"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":"2026-06-09T13:05:36.000Z","value":"6.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-1684a4e3f91c0da1046356b718da2d5c"}],"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-1684a4e3f91c0da1046356b718da2d5c","url":"https://github.com/advisories/GHSA-jmp3-39vp-fwg8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-jmp3-39vp-fwg8","publisher":"GitHub Advisory Database","observed_at":"2026-11-06T15:13:31.161Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1684a4e3f91c0da1046356b718da2d5c"],"technology":"wagtail","known_exclusions":[],"conditions_summary":"### Impact\n\nA bug in Wagtail's `parse_query_string` would result in it taking a long time to process suitably crafted inputs. When used to parse sufficiently long strings of characters without a space, `parse_query_string` would take an unexpectedly large amount of time to process, resulting in a denial of service.\n\nIn an initial Wagtail installation, the vulnerability can be exploited by any Wagtail admin user. It cannot be exploited by end users. If your Wagtail site has a custom search implementation which uses `parse_query_string`, it may be exploitable by other users (e.g. unauthenticated users).\n\n### Patches\n\nPatched versions have been released as Wagtail 5.2.6, 6.0.6 and 6.1.3.\n\nThis vulnerability affects all unpatched versions from Wagtail 2.0 onwards.\n\n### Workarounds\n\nSite owners who are unable to upgrade to a patched version can limit the length of search terms passed to `parse_query_string`. Whilst the performance characteristics will depend on your hosting environment, 1000 characters has been shown to still be fairly fast, without triggering this vulnerability.\n\nNo wo","public_affected_ranges":[">= 6.0, < 6.0.6"]},{"certainty":"source_listed","source_ids":["sr-1684a4e3f91c0da1046356b718da2d5c"],"technology":"wagtail","known_exclusions":[],"conditions_summary":"### Impact\n\nA bug in Wagtail's `parse_query_string` would result in it taking a long time to process suitably crafted inputs. When used to parse sufficiently long strings of characters without a space, `parse_query_string` would take an unexpectedly large amount of time to process, resulting in a denial of service.\n\nIn an initial Wagtail installation, the vulnerability can be exploited by any Wagtail admin user. It cannot be exploited by end users. If your Wagtail site has a custom search implementation which uses `parse_query_string`, it may be exploitable by other users (e.g. unauthenticated users).\n\n### Patches\n\nPatched versions have been released as Wagtail 5.2.6, 6.0.6 and 6.1.3.\n\nThis vulnerability affects all unpatched versions from Wagtail 2.0 onwards.\n\n### Workarounds\n\nSite owners who are unable to upgrade to a patched version can limit the length of search terms passed to `parse_query_string`. Whilst the performance characteristics will depend on your hosting environment, 1000 characters has been shown to still be fairly fast, without triggering this vulnerability.\n\nNo wo","public_affected_ranges":[">= 6.1, < 6.1.3"]},{"certainty":"source_listed","source_ids":["sr-1684a4e3f91c0da1046356b718da2d5c"],"technology":"wagtail","known_exclusions":[],"conditions_summary":"### Impact\n\nA bug in Wagtail's `parse_query_string` would result in it taking a long time to process suitably crafted inputs. When used to parse sufficiently long strings of characters without a space, `parse_query_string` would take an unexpectedly large amount of time to process, resulting in a denial of service.\n\nIn an initial Wagtail installation, the vulnerability can be exploited by any Wagtail admin user. It cannot be exploited by end users. If your Wagtail site has a custom search implementation which uses `parse_query_string`, it may be exploitable by other users (e.g. unauthenticated users).\n\n### Patches\n\nPatched versions have been released as Wagtail 5.2.6, 6.0.6 and 6.1.3.\n\nThis vulnerability affects all unpatched versions from Wagtail 2.0 onwards.\n\n### Workarounds\n\nSite owners who are unable to upgrade to a patched version can limit the length of search terms passed to `parse_query_string`. Whilst the performance characteristics will depend on your hosting environment, 1000 characters has been shown to still be fairly fast, without triggering this vulnerability.\n\nNo wo","public_affected_ranges":[">= 2.0, < 5.2.6"]}],"null_published_at":"2026-11-07T07:07:39.824Z","source_updated_at":"2026-06-09T13:05:36.000Z","source_disclosed_at":"2024-07-11T13:21:42.000Z","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":"2026-11-06T15:13:31.161Z"}],"next_cursor":null,"snapshot_revision":"42594"}