https://isitpatched.com/bookstack Security alerts for BookStack: newly-exploited CVEs and end-of-life events from IsItPatched. en Compiled by IsItPatched (isitpatched.com) from NVD, CISA KEV, EPSS and endoflife.date. IsItPatched (https://isitpatched.com) https://www.rssboard.org/rss-specification 15 https://isitpatched.com/icon-192.png https://isitpatched.com/bookstack Thu, 18 Jun 2026 00:34:29 GMT https://isitpatched.com/cve/CVE-2023-6199 bookstack|CVE-2023-6199 Severity: Medium (CVSS 6.5) · Server-side request forgery (SSRF) · EPSS 1% Medium IsItPatched Mon, 20 Nov 2023 23:15:06 GMT https://isitpatched.com/cve/CVE-2022-40690 bookstack|CVE-2022-40690 Severity: Medium (CVSS 5.4) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Mon, 24 Oct 2022 14:15:52 GMT https://isitpatched.com/cve/CVE-2022-0877 bookstack|CVE-2022-0877 Severity: Medium (CVSS 5.4) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Tue, 08 Mar 2022 13:15:08 GMT https://isitpatched.com/cve/CVE-2021-4194 bookstack|CVE-2021-4194 Severity: Medium (CVSS 6.5) · Improper access control · EPSS 1% Medium IsItPatched Thu, 06 Jan 2022 18:15:07 GMT https://isitpatched.com/cve/CVE-2021-4119 bookstack|CVE-2021-4119 Severity: Critical (CVSS 9.8) · Improper access control · EPSS 27% Critical IsItPatched Wed, 15 Dec 2021 20:15:08 GMT https://isitpatched.com/cve/CVE-2021-3944 bookstack|CVE-2021-3944 Severity: Medium (CVSS 6.8) · Cross-site request forgery (CSRF) · EPSS 1% Medium IsItPatched Thu, 02 Dec 2021 17:15:08 GMT https://isitpatched.com/cve/CVE-2021-4026 bookstack|CVE-2021-4026 Severity: Medium (CVSS 4.3) · Improper access control · EPSS 1% Medium IsItPatched Tue, 30 Nov 2021 20:15:07 GMT https://isitpatched.com/cve/CVE-2021-3915 bookstack|CVE-2021-3915 Severity: Medium (CVSS 5.7) · Unrestricted file upload · EPSS 1% Medium IsItPatched Sat, 13 Nov 2021 10:15:07 GMT https://isitpatched.com/cve/CVE-2021-3916 bookstack|CVE-2021-3916 Severity: Medium (CVSS 6.5) · Path traversal · EPSS 1% Medium IsItPatched Fri, 05 Nov 2021 15:15:07 GMT https://isitpatched.com/cve/CVE-2021-3906 bookstack|CVE-2021-3906 Severity: Medium (CVSS 6.5) · Unrestricted file upload · EPSS 1% Medium IsItPatched Wed, 27 Oct 2021 22:15:07 GMT https://isitpatched.com/cve/CVE-2021-3874 bookstack|CVE-2021-3874 Severity: Medium (CVSS 6.5) · Path traversal · EPSS 1% Medium IsItPatched Fri, 15 Oct 2021 14:15:07 GMT https://isitpatched.com/cve/CVE-2021-3768 bookstack|CVE-2021-3768 Severity: Medium (CVSS 5.4) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Mon, 06 Sep 2021 12:15:08 GMT https://isitpatched.com/cve/CVE-2021-3767 bookstack|CVE-2021-3767 Severity: Medium (CVSS 5.4) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Mon, 06 Sep 2021 12:15:08 GMT https://isitpatched.com/cve/CVE-2021-3758 bookstack|CVE-2021-3758 Severity: Medium (CVSS 6.5) · Server-side request forgery (SSRF) · EPSS 1% Medium IsItPatched Thu, 02 Sep 2021 12:15:07 GMT https://isitpatched.com/cve/CVE-2020-26260 bookstack|CVE-2020-26260 Severity: Medium (CVSS 6.4) · Injection · EPSS 1% Medium IsItPatched Wed, 09 Dec 2020 17:15:30 GMT https://isitpatched.com/cve/CVE-2020-26211 bookstack|CVE-2020-26211 Severity: High (CVSS 7.7) · Cross-site scripting (XSS) · EPSS 1% High IsItPatched Tue, 03 Nov 2020 21:15:12 GMT https://isitpatched.com/cve/CVE-2020-26210 bookstack|CVE-2020-26210 Severity: High (CVSS 7.7) · Cross-site scripting (XSS) · EPSS 1% High IsItPatched Tue, 03 Nov 2020 19:15:13 GMT https://isitpatched.com/cve/CVE-2020-11055 bookstack|CVE-2020-11055 Severity: Medium (CVSS 6.3) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Thu, 07 May 2020 21:15:11 GMT https://isitpatched.com/cve/CVE-2020-5256 bookstack|CVE-2020-5256 Severity: High (CVSS 7.9) · Code injection · EPSS 2% High IsItPatched Mon, 09 Mar 2020 16:15:15 GMT https://isitpatched.com/cve/CVE-2017-1000462 bookstack|CVE-2017-1000462 Severity: Medium (CVSS 5.4) · Cross-site scripting (XSS) · EPSS 1% Medium IsItPatched Wed, 03 Jan 2018 20:29:00 GMT