# CVE-2020-25269: inspircd: An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0

CVE-2020-25269 is fixed in inspircd on 1 platform, first by inspircd 2.0.24-1ubuntu1+esm1, released September 10, 2020. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-25269
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0269
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 10, 2020

## Description

An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0. The pgsql module contains a use after free vulnerability. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | inspircd Ubuntu 18.04.6 LTS (bionic) | 2.0.24-1ubuntu1+esm1 | [inspircd 2.0.24-1ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-inspircd-2.0.24-1ubuntu1-esm1.md) | Sep 10, 2020 |
| Linux | inspircd Ubuntu 20.04 LTS (focal) | 3.4.0-2ubuntu1+esm1 | [inspircd 3.4.0-2ubuntu1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-inspircd-3.4.0-2ubuntu1-esm1.md) | Sep 10, 2020 |

---

Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.