{"action":"Upgrade plone-app-event to 3.2.10 or later.","affected":[{"fixed":"3.2.10","introduced":"0"}],"component":"plone-app-event","cve_ids":["CVE-2020-28735"],"ecosystem":"PyPI","epss":0.01453,"exploited":false,"fixed_versions":["3.2.10"],"ghsa_id":"GHSA-x7wf-5mjc-6x76","id":"tcs_01M5KG3R3Z92N7EVWG5Z2GGH6F","modified_at":"2026-07-13T16:43:23.313589639Z","published_at":"2021-04-07T21:13:44Z","references":["https://osv.dev/vulnerability/GHSA-x7wf-5mjc-6x76","https://nvd.nist.gov/vuln/detail/CVE-2020-28735","https://github.com/plone/Products.CMFPlone/issues/3209","https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt","https://github.com/advisories/GHSA-x7wf-5mjc-6x76","https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2020-247.yaml","https://www.misakikata.com/codes/plone/python-en.html"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"GHSA-x7wf-5mjc-6x76#PyPI/plone-app-event","url":"https://osv.dev/vulnerability/GHSA-x7wf-5mjc-6x76"}],"summary":"SSRF attacks via tracebacks in Plone"}