{"schema_version":1,"title":"Newly exploited vulnerabilities: week of 29 June to 5 July 2026 (week 27)","summary":"In the week of 29 June to 5 July 2026, 2 vulnerabilities were newly recorded as exploited in the wild, 2 of them critical. The technology hit most was Microsoft SharePoint (1), followed by Microsoft SharePoint Enterprise Server 2016 (1) and Microsoft SharePoint Server 2019 (1).","url":"https://junglewise.ai/threats/exploited/2026-06-29","json_url":"https://junglewise.ai/threats/exploited/2026-06-29.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/exploited/2026-06-29","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","method":"A vulnerability is exploited in the wild when the CISA Known Exploited Vulnerabilities catalogue lists it or a vendor advisory says so; exploited_since is CISA's date added where it came from the catalogue, else the day Junglewise learned of it.","kind":"exploited_week","total":2,"period":{"end":"2026-07-05","start":"2026-06-29"},"critical":2,"generated_at":"2026-10-02T19:24:09.297469+00:00","technologies":[{"hub":true,"name":"Microsoft SharePoint","slug":"sharepoint","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/sharepoint"},{"hub":true,"name":"Microsoft SharePoint Enterprise Server 2016","slug":"sharepoint-enterprise-server-2016","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/sharepoint-enterprise-server-2016"},{"hub":true,"name":"Microsoft SharePoint Server 2019","slug":"sharepoint-server-2019","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/sharepoint-server-2019"},{"hub":true,"name":"Microsoft SharePoint Server Subscription Edition","slug":"sharepoint-server-subscription-edition","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/sharepoint-server-subscription-edition"},{"hub":true,"name":"Microsoft Sharepoint-Server","slug":"sharepoint-server","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/sharepoint-server"},{"hub":true,"name":"Simplehelp","slug":"simplehelp","vulnerabilities":1,"url":"https://junglewise.ai/threats/technologies/simplehelp"}],"vulnerabilities":[{"cve":"CVE-2026-45659","cvss":8.8,"epss":0.0278,"slug":"cve-2026-45659-microsoft-office-sharepoint-deserialization-of-untrusted-data","title":"Microsoft Office SharePoint deserialization of untrusted data","severity":"critical","exploited":true,"published_at":"2026-05-22T23:16:56.273+00:00","technologies":[{"hub":true,"name":"Microsoft SharePoint","slug":"sharepoint","vendor":{"name":"Microsoft","slug":"microsoft"}},{"hub":true,"name":"Microsoft SharePoint Enterprise Server 2016","slug":"sharepoint-enterprise-server-2016","vendor":{"name":"Microsoft","slug":"microsoft"}},{"hub":true,"name":"Microsoft Sharepoint-Server","slug":"sharepoint-server","vendor":{"name":"Microsoft","slug":"microsoft"}},{"hub":true,"name":"Microsoft SharePoint Server 2019","slug":"sharepoint-server-2019","vendor":{"name":"Microsoft","slug":"microsoft"}},{"hub":true,"name":"Microsoft SharePoint Server Subscription Edition","slug":"sharepoint-server-subscription-edition","vendor":{"name":"Microsoft","slug":"microsoft"}}],"exploited_since":"2026-07-01T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-45659-microsoft-office-sharepoint-deserialization-of-untrusted-data"},{"cve":"CVE-2026-48558","cvss":10,"epss":0.0072,"slug":"cve-2026-48558-simplehelp-authentication-bypass-in-oidc-authentication-flow","title":"SimpleHelp authentication bypass in OIDC authentication flow","severity":"critical","exploited":true,"published_at":"2026-06-12T18:16:35.317+00:00","technologies":[{"hub":true,"name":"Simplehelp","slug":"simplehelp","vendor":{"name":"Simplehelp","slug":"simplehelp"}}],"exploited_since":"2026-06-29T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-48558-simplehelp-authentication-bypass-in-oidc-authentication-flow"}],"previous":{"key":"2026-06-22","top":"Ubiquiti Enterprise Fortress Gateway","total":6,"period":{"end":"2026-06-28","start":"2026-06-22"},"critical":6,"url":"https://junglewise.ai/threats/exploited/2026-06-22"},"next":{"key":"2026-07-06","top":"Adobe ColdFusion","total":6,"period":{"end":"2026-07-12","start":"2026-07-06"},"critical":6,"url":"https://junglewise.ai/threats/exploited/2026-07-06"}}