# CVE-2018-7440: leptonica-progs: An issue was discovered in Leptonica through 1.75.3

CVE-2018-7440 is fixed in 2 products on 1 platform, first by leptonica-progs 1.75.3-3, released February 23, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-7440
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0374
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 23, 2018

## Description

An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function allows command injection via a $(command) approach in the gplot rootname argument. This issue exists because of an incomplete fix for CVE-2018-3836.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | leptonica-progs Ubuntu 18.04.6 LTS (bionic) | 1.75.3-3 | [leptonica-progs 1.75.3-3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-leptonica-progs-1.75.3-3.md) | Feb 23, 2018 |
| Linux | liblept5 Ubuntu 18.04.6 LTS (bionic) | 1.75.3-3 | [liblept5 1.75.3-3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-liblept5-1.75.3-3.md) | Feb 23, 2018 |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo