{"id":"CVE-2020-11001","aliases":["EUVD-2020-0235","GHSA-v2wc-pfq2-5cm6","PYSEC-2020-152"],"status":"published","title":"Possible XSS attack in Wagtail","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision\ncomparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail\nadmin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform\nactions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to\nthe Wagtail admin.\n\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","severity":{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01273,"percentile":0.70304,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79","CWE-80"],"published":"2020-04-14T23:05:14Z","modified":"2026-10-20T10:51:45Z","fixes":[{"ecosystem":"PyPI","package":"wagtail","fixed_in":["2.7.2","2.8.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"wagtail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.9.0"},{"fixed":"2.7.2"}]}]},{"source":"ghsa","ecosystem":"PyPI","package":"wagtail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"last_affected":"2.8.0"},{"fixed":"2.8.1"}]}],"versions":["2.8.0"]},{"source":"osv","ecosystem":"PyPI","package":"wagtail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.9.0"},{"fixed":"2.7.2"}]}],"versions":["1.10","1.10.1","1.10rc1","1.11","1.11.1","1.11rc1","1.12","1.12.1","1.12.2","1.12.3","1.12.4","1.12.5","1.12.6","1.12rc1","1.13","1.13.1","1.13.2","1.13.3","1.13.4","1.13rc1","1.9","1.9.1","2.0","2.0.1","2.0.2","2.0b1","2.0rc1","2.1","2.1.1","2.1.2","2.1.3","2.1rc1","2.1rc2","2.2","2.2.1","2.2.2","2.2rc1","2.2rc2","2.3","2.3rc1","2.3rc2","2.4","2.4rc1","2.5","2.5.1","2.5.2","2.5rc1","2.6","2.6.1","2.6.2","2.6.3","2.6rc1","2.7","2.7.1","2.7rc1","2.7rc2"]},{"source":"osv","ecosystem":"PyPI","package":"wagtail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.1"}]}],"versions":["2.8","2.8.0"]},{"source":"osv","ecosystem":"PyPI","package":"wagtail","ranges":[{"type":"GIT","events":[{"introduced":"0"},{"fixed":"61045ceefea114c40ac4b680af58990dbe732389"}]},{"type":"ECOSYSTEM","events":[{"introduced":"1.9"},{"fixed":"2.7.2"}]}],"versions":["1.9","1.9.1","1.10rc1","1.10","1.10.1","1.11rc1","1.11","1.11.1","1.12rc1","1.12","1.12.1","1.12.2","1.12.3","1.12.4","1.12.5","1.12.6","1.13rc1","1.13","1.13.1","1.13.2","1.13.3","1.13.4","2.0b1","2.0rc1","2.0","2.0.1","2.0.2","2.1rc1","2.1rc2","2.1","2.1.1","2.1.2","2.1.3","2.2rc1","2.2rc2","2.2","2.2.1","2.2.2","2.3rc1","2.3rc2","2.3","2.4rc1","2.4","2.5rc1","2.5","2.5.1","2.5.2","2.6rc1","2.6","2.6.1","2.6.2","2.6.3","2.7rc1","2.7rc2","2.7","2.7.1"]}],"products":[{"vendor":"torchbox","product":"wagtail"},{"vendor":"wagtail","product":"wagtail"}],"references":[{"url":"https://github.com/wagtail/wagtail/security/advisories/GHSA-v2wc-pfq2-5cm6","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory","evidence","web","advisory"]},{"url":"https://github.com/wagtail/wagtail/releases/tag/v2.8.1","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://github.com/wagtail/wagtail/commit/61045ceefea114c40ac4b680af58990dbe732389","tags":["x_refsource_MISC","x_transferred","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11001","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/wagtail/PYSEC-2020-152.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-v2wc-pfq2-5cm6"}],"sources":{"cve":[{"id":"CVE-2020-11001","title":"Possible XSS attack in Wagtail","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision\ncomparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail\nadmin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform\nactions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to\nthe Wagtail admin.\n\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","status":"published","published":"2020-04-14T23:05:14Z","modified":"2024-11-19T15:36:07.828Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-80","CWE-79"],"updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-0235","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision\ncomparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail\nadmin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform\nactions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to\nthe Wagtail admin.\n\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","status":"published","published":"2020-04-14T23:05:14Z","modified":"2024-11-19T15:36:07Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:04:56.132572Z"}],"ghsa":[{"id":"GHSA-v2wc-pfq2-5cm6","title":"Possible XSS attack in Wagtail","description":"### Impact\nA cross-site scripting (XSS) vulnerability exists on the page revision comparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail admin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform actions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin.\n\n### Patches\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).\n\n### Workarounds\nSite owners who are unable to upgrade to the new versions can disable the revision comparison view by adding the following URL route to the top of their project's `urls.py` configuration:\n\n    from django.views.generic.base import RedirectView\n\n    urlpatterns = [\n        url(r'^admin/pages/(\\d+)/revisions/compare/', RedirectView.as_view(url='/admin/')),\n        # ...\n    ]\n\n### Acknowledgements\nMany thanks to Vlad Gerasimenko for reporting this issue.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Visit Wagtail's [support channels](https://docs.wagtail.io/en/stable/support.html)\n* Email us at [security@wagtail.io](mailto:security@wagtail.io) (if you wish to send encrypted email, the public key ID is `0x6ba1e1a86e0f8ce8`)","status":"published","published":"2020-04-14T23:09:29Z","modified":"2024-11-19T19:19:50Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-79","CWE-80"],"updated_at":"2026-11-02T14:38:21.777721Z"}],"nvd":[{"id":"CVE-2020-11001","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision\ncomparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail\nadmin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform\nactions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to\nthe Wagtail admin.\n\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","status":"published","published":"2020-04-14T23:15:11.917Z","modified":"2026-06-17T02:48:50.067Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79","CWE-80"],"updated_at":"2026-11-02T14:05:57.678762Z"}],"osv":[{"id":"CVE-2020-11001","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision\ncomparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail\nadmin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform\nactions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to\nthe Wagtail admin.\n\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","status":"published","published":"2020-04-14T23:15:11.917Z","modified":"2026-10-20T10:51:45.062077863Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:13.492058Z"},{"id":"GHSA-v2wc-pfq2-5cm6","title":"Possible XSS attack in Wagtail","description":"### Impact\nA cross-site scripting (XSS) vulnerability exists on the page revision comparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail admin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform actions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin.\n\n### Patches\nPatched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).\n\n### Workarounds\nSite owners who are unable to upgrade to the new versions can disable the revision comparison view by adding the following URL route to the top of their project's `urls.py` configuration:\n\n    from django.views.generic.base import RedirectView\n\n    urlpatterns = [\n        url(r'^admin/pages/(\\d+)/revisions/compare/', RedirectView.as_view(url='/admin/')),\n        # ...\n    ]\n\n### Acknowledgements\nMany thanks to Vlad Gerasimenko for reporting this issue.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Visit Wagtail's [support channels](https://docs.wagtail.io/en/stable/support.html)\n* Email us at [security@wagtail.io](mailto:security@wagtail.io) (if you wish to send encrypted email, the public key ID is `0x6ba1e1a86e0f8ce8`)","status":"published","published":"2020-04-14T23:09:29Z","modified":"2026-09-10T03:48:43.980839606Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"cwes":["CWE-79","CWE-80"],"updated_at":"2026-11-02T15:46:56.639206Z"},{"id":"PYSEC-2020-152","description":"In Wagtail before versions 2.8.1 and 2.7.2, a cross-site scripting (XSS) vulnerability exists on the page revision comparison view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail admin could potentially craft a page revision history that, when viewed by a user with higher privileges, could perform actions with that user's credentials. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. Patched versions have been released as Wagtail 2.7.2 (for the LTS 2.7 branch) and Wagtail 2.8.1 (for the current 2.8 branch).","status":"published","published":"2020-04-14T23:15:00Z","modified":"2023-11-08T04:02:02.747979Z","updated_at":"2026-11-02T15:52:52.192131Z"}]}}