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Severity across 41 analyzed records
As of 10/03/2026, within CyStack's analyzed data, october has 1 security vulnerability published in the last 90 days. Of these, 0 are rated High or Critical. None of these vulnerabilities is listed in the CISA KEV catalog. CyStack recommends that organizations and individual users remediate applicable vulnerabilities as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of october and determine which vulnerabilities affect that version.
| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-49400October CMS: PHP Object Injection via Backend Widget Session Storage | Exploitation statusNot known exploited | FixYes | Published09/14/2026 | SeverityLow |
CVE-2026-29179October: Editor Sub-Permission Bypass for Asset and Blueprint File Operations | Exploitation statusNot known exploited | FixYes | Published04/21/2026 | SeverityLow |
CVE-2026-27937October: Reflected XSS via DataTable Form Widget | Exploitation statusNot known exploited | FixYes | Published04/21/2026 | SeverityLow |
CVE-2026-26274October: Safe Mode Bypass via Twig Database Write Operations | Exploitation statusNot known exploited | FixYes | Published04/21/2026 | SeverityMedium |
CVE-2026-26067October: Safe Mode Bypass via CSS Preprocessor Compilers | Exploitation statusNot known exploited | FixYes | Published04/21/2026 | SeverityMedium |
CVE-2026-25133October CMS has Stored XSS via SVG Filter Bypass | Exploitation statusNot known exploited | FixYes | Published04/14/2026 | SeverityMedium |
CVE-2026-25125October CMS: Environment Variable Exfiltration via INI Parser Interpolation | Exploitation statusNot known exploited | FixYes | Published04/14/2026 | SeverityMedium |
CVE-2026-24907October CMS has Stored XSS via Event Log Mail Preview | Exploitation statusNot known exploited | FixYes | Published04/14/2026 | SeverityMedium |
CVE-2026-24906October CMS has Stored XSS in its Backend Editor Markup Classes | Exploitation statusNot known exploited | FixYes | Published04/14/2026 | SeverityMedium |
CVE-2026-22692October CMS: Twig Sandbox Bypass via Collection Methods | Exploitation statusNot known exploited | FixYes | Published04/14/2026 | SeverityMedium |
CVE-2025-61674October CMS Vulnerable to Stored XSS via Editor and Branding Styles | Exploitation statusNot known exploited | FixYes | Published01/10/2026 | SeverityMedium |
CVE-2025-61676October CMS Vulnerable to Stored XSS via Branding Styles | Exploitation statusNot known exploited | FixYes | Published01/10/2026 | SeverityMedium |
CVE-2024-51991October CMS Allows Unprotected SVG Rename in Media Manager | Exploitation statusNot known exploited | FixYes | Published05/05/2025 | SeverityLow |
CVE-2024-45962 | Exploitation statusPublic exploit | FixNot confirmed | Published10/02/2024 | SeverityMedium |
CVE-2024-25837 | Exploitation statusNot known exploited | FixNot confirmed | Published08/16/2024 | SeverityMedium |
CVE-2024-25637Reflected XSS via X-October-Request-Handler Header | Exploitation statusNot known exploited | FixYes | Published06/26/2024 | SeverityLow |
CVE-2024-24764October Open Redirect for Administrator Accounts | Exploitation statusNot known exploited | FixYes | Published06/26/2024 | SeverityLow |
CVE-2023-25365 | Exploitation statusNot known exploited | FixNot confirmed | Published02/08/2024 | SeverityHigh |
CVE-2023-44381October CMS safe mode bypass using Page template injection | Exploitation statusNot confirmed | FixYes | Published12/01/2023 | SeverityMedium |
CVE-2023-44382October CMS safe mode bypass using Twig sandbox escape | Exploitation statusNot confirmed | FixYes | Published12/01/2023 | SeverityCritical |
CVE-2023-44383October CMS stored XSS by authenticated backend user with improper configuration | Exploitation statusNot known exploited | FixYes | Published11/29/2023 | SeverityMedium |
CVE-2023-43876 | Exploitation statusPublic exploit | FixNot confirmed | Published09/28/2023 | SeverityUnknown |
CVE-2023-37692 | Exploitation statusPublic exploit | FixNot confirmed | Published07/26/2023 | SeverityUnknown |
CVE-2022-35944October CMS Safe Mode bypass leads to authenticated RCE (Remote Code Execution) | Exploitation statusNot known exploited | FixYes | Published10/13/2022 | SeverityMedium |
CVE-2022-24800Race Condition in October CMS upload process | Exploitation statusNot known exploited | FixYes | Published07/12/2022 | SeverityHigh |
CVE-2022-23655Missing server signature validation in OctoberCMS | Exploitation statusNot known exploited | FixNot confirmed | Published02/23/2022 | SeverityMedium |
CVE-2022-21705Authenticated remote code execution in octobercms | Exploitation statusNot known exploited | FixYes | Published02/23/2022 | SeverityHigh |
CVE-2021-32649Authenticated file write leads to remote code execution in october/system | Exploitation statusNot known exploited | FixYes | Published01/14/2022 | SeverityHigh |
CVE-2021-32650Arbitrary code execution in october/system | Exploitation statusPublic exploit | FixYes | Published01/14/2022 | SeverityHigh |
CVE-2021-41126Deleted Admin Can Sign In to Admin Interface | Exploitation statusNot confirmed | FixYes | Published10/06/2021 | SeverityHigh |
CVE-2021-29487Authentication bypass in Octobercms | Exploitation statusNot confirmed | FixYes | Published08/26/2021 | SeverityHigh |
CVE-2021-32648Account Takeover in Octobercms | Exploitation statusKEV | FixYes | Published08/26/2021 | SeverityHigh |
CVE-2021-21264Bypass of fix for CVE-2020-26231, Twig sandbox escape | Exploitation statusNot confirmed | FixYes | Published05/03/2021 | SeverityMedium |
CVE-2021-21265October CMS vulnerable to Potential Host Header Poisoning on misconfigured servers | Exploitation statusNot confirmed | FixNot confirmed | Published03/10/2021 | SeverityMedium |
CVE-2021-3311 | Exploitation statusNot confirmed | FixNot confirmed | Published02/05/2021 | SeverityUnknown |
CVE-2020-26231Bypass of fix for CVE-2020-15247, Twig sandbox escape | Exploitation statusNot confirmed | FixYes | Published11/23/2020 | SeverityMedium |
CVE-2020-15249Stored XSS by authenticated backend user with access to upload files | Exploitation statusNot confirmed | FixYes | Published11/23/2020 | SeverityLow |
CVE-2020-15248Privilege escalation by backend users assigned to the default "Publisher" system role | Exploitation statusNot confirmed | FixYes | Published11/23/2020 | SeverityMedium |
CVE-2020-15247Twig Sandbox Escape by authenticated users with access to editing CMS templates when safemode is enabled. | Exploitation statusNot confirmed | FixYes | Published11/23/2020 | SeverityMedium |
CVE-2020-15246Local File Inclusion by unauthenticated users | Exploitation statusNot confirmed | FixYes | Published11/23/2020 | SeverityHigh |
CVE-2020-15128Reliance on Cookies without validation in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published07/31/2020 | SeverityMedium |
CVE-2020-11083Stored XSS in October | Exploitation statusNot confirmed | FixYes | Published07/14/2020 | SeverityLow |
CVE-2020-4061Cross-site Scripting in OctoberPotential self-XSS when pasting content from malicious websites | Exploitation statusNot confirmed | FixYes | Published07/02/2020 | SeverityLow |
CVE-2020-5299Potential CSV Injection vector in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published06/03/2020 | SeverityMedium |
CVE-2020-5296Arbitrary File Deletion vulnerability in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published06/03/2020 | SeverityMedium |
CVE-2020-5297Upload whitelisted files to any directory in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published06/03/2020 | SeverityLow |
CVE-2020-5298Reflected XSS when importing CSV in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published06/03/2020 | SeverityMedium |
CVE-2020-5295Local File read vulnerability in OctoberCMS | Exploitation statusNot confirmed | FixYes | Published06/03/2020 | SeverityMedium |
CVE-2018-1999009 | Exploitation statusNot confirmed | FixYes | Published07/23/2018 | SeverityUnknown |
CVE-2018-1999008 | Exploitation statusNot confirmed | FixYes | Published07/23/2018 | SeverityUnknown |
CVE-2018-7198 | Exploitation statusPublic exploit | FixNot confirmed | Published02/18/2018 | SeverityUnknown |
CVE-2017-16941 | Exploitation statusNot confirmed | FixNot confirmed | Published11/25/2017 | SeverityUnknown |
CVE-2017-1000193 | Exploitation statusNot confirmed | FixNot confirmed | Published11/17/2017 | SeverityUnknown |
CVE-2017-1000195 | Exploitation statusNot confirmed | FixNot confirmed | Published11/17/2017 | SeverityUnknown |
CVE-2017-1000194 | Exploitation statusNot confirmed | FixNot confirmed | Published11/17/2017 | SeverityUnknown |
CVE-2017-1000197 | Exploitation statusNot confirmed | FixNot confirmed | Published11/17/2017 | SeverityUnknown |
CVE-2017-1000196 | Exploitation statusNot confirmed | FixNot confirmed | Published11/17/2017 | SeverityUnknown |
CVE-2017-16244 | Exploitation statusPublic exploit | FixNot confirmed | Published11/01/2017 | SeverityUnknown |
CVE-2017-15284 | Exploitation statusPublic exploit | FixNot confirmed | Published10/12/2017 | SeverityUnknown |
CVE-2017-1000119 | Exploitation statusNot confirmed | FixNot confirmed | Published10/04/2017 | SeverityUnknown |
CVE-2015-5613 | Exploitation statusNot confirmed | FixNot confirmed | Published09/27/2017 | SeverityUnknown |
CVE-2015-5612 | Exploitation statusNot confirmed | FixNot confirmed | Published09/04/2015 | SeverityUnknown |
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