CVE catalog
CVE-2023-26112
configobj: CVE-2023-26112
- Severity
- Medium · CVSS 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.27% · Oct 25, 2026
All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\((.*)\). **Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | configobj | sid | 5.0.9-1 | fixed |
| Debian | configobj | forky | 5.0.9-1 | fixed |
| Debian | configobj | trixie | 5.0.9-1 | fixed |
| Debian | configobj | bookworm | 5.0.8-1 | vulnerable |
| PyPI | configobj | Not reported | 5.0.9 | fixed |
| Opensuse | python-configobj | tumbleweed | 5.0.9-1.6 | fixed |
| Ubuntu | configobj | pro | 4.7.2+ds-5 | vulnerable |
| Ubuntu | configobj | pro | 4.7.2+ds-5build1 | vulnerable |
| Ubuntu | configobj | pro | 4.7.2+ds-5ubuntu0.1~esm1 | fixed |
| Ubuntu | configobj | pro | 5.0.6-2 | vulnerable |
| Ubuntu | configobj | pro | 5.0.6-2ubuntu0.18.04.1~esm1 | fixed |
| Ubuntu | configobj | 20.04 | 5.0.6-3 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-3build1 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-4 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-4ubuntu0.1 | fixed |
| Ubuntu | configobj | 22.04 | 5.0.6-4 | vulnerable |
| Ubuntu | configobj | 22.04 | 5.0.6-5 | vulnerable |
| Ubuntu | configobj | 22.04 | 5.0.6-5ubuntu0.1 | fixed |
| Suse | python-configobj | linux enterprise module for public cloud 12 | 5.0.6-20.8.1 | fixed |
| Suse | python-configobj | linux enterprise server 12 sp5 | 5.0.6-20.8.1 | fixed |
| Suse | python-configobj | linux enterprise server for sap applications 12 sp5 | 5.0.6-20.8.1 | fixed |
| Ubuntu | configobj | pro | 5.0.6-2 | vulnerable |
| Ubuntu | configobj | pro | 5.0.6-2ubuntu0.18.04.1~esm1 | fixed |
| Ubuntu | configobj | 20.04 | 5.0.6-3 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-3build1 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-4 | vulnerable |
| Ubuntu | configobj | 20.04 | 5.0.6-4ubuntu0.1 | fixed |
| Ubuntu | configobj | 22.04 | 5.0.6-4 | vulnerable |
| Ubuntu | configobj | 22.04 | 5.0.6-5 | vulnerable |
| Ubuntu | configobj | 22.04 | 5.0.6-5ubuntu0.1 | fixed |
| Suse | python-configobj | linux enterprise micro 5.4 | 5.0.6-150000.3.3.1 | fixed |
| Suse | python-configobj | linux enterprise module for basesystem 15 sp4 | 5.0.6-150000.3.3.1 | fixed |
| Suse | python-configobj | linux enterprise module for basesystem 15 sp5 | 5.0.6-150000.3.3.1 | fixed |
| Suse | python-configobj | linux enterprise real time 15 sp3 | 5.0.6-150000.3.3.1 | fixed |
| Suse | python-configobj | manager proxy 4.2 | 5.0.6-150000.3.3.1 | fixed |
| Suse | python-configobj | manager server 4.2 | 5.0.6-150000.3.3.1 | fixed |
| Opensuse | python-configobj | leap micro 5.4 | 5.0.6-150000.3.3.1 | fixed |
| Opensuse | python-configobj | leap 15.4 | 5.0.6-150000.3.3.1 | fixed |
| Opensuse | python-configobj | leap 15.5 | 5.0.6-150000.3.3.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | configobj | source | sid | 5.0.8-2 | unimportant | Not reported | [1034152] |
| Debian | configobj | source | forky | 5.0.8-2 | unimportant | Not reported | [1034152] |
| Debian | configobj | source | trixie | 5.0.8-2 | unimportant | Not reported | [1034152] |
| Debian | configobj | source | bookworm | (unfixed) | unimportant | Not reported | [1034152] |
| PyPI | configobj | PyPI | Not reported | 5.0.9 | Not reported | GHSA-C33W-24P9-8M24 | Not reported |
| Opensuse | python-configobj | rpm | tumbleweed | 5.0.9-1.6 | Not reported | OPENSUSE-SU-2026:12005-1 | Not reported |
| Ubuntu | configobj | deb | pro | 4.7.2+ds-5ubuntu0.1~esm1 | Not reported | USN-7040-2 | Not reported |
| Ubuntu | configobj | deb | pro | 5.0.6-2ubuntu0.18.04.1~esm1 | Not reported | USN-7040-1 | Not reported |
| Ubuntu | configobj | deb | 20.04 | 5.0.6-4ubuntu0.1 | Not reported | USN-7040-1 | Not reported |
| Ubuntu | configobj | deb | 22.04 | 5.0.6-5ubuntu0.1 | Not reported | USN-7040-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise module for public cloud 12 | 5.0.6-20.8.1 | Not reported | SUSE-SU-2023:3368-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise server 12 sp5 | 5.0.6-20.8.1 | Not reported | SUSE-SU-2023:3368-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise server for sap applications 12 sp5 | 5.0.6-20.8.1 | Not reported | SUSE-SU-2023:3368-1 | Not reported |
| Ubuntu | configobj | deb | pro | 5.0.6-2ubuntu0.18.04.1~esm1 | Not reported | UBUNTU-CVE-2023-26112 | Not reported |
| Ubuntu | configobj | deb | 20.04 | 5.0.6-4ubuntu0.1 | Not reported | UBUNTU-CVE-2023-26112 | Not reported |
| Ubuntu | configobj | deb | 22.04 | 5.0.6-5ubuntu0.1 | Not reported | UBUNTU-CVE-2023-26112 | Not reported |
| Suse | python-configobj | rpm | linux enterprise micro 5.4 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise module for basesystem 15 sp4 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise module for basesystem 15 sp5 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Suse | python-configobj | rpm | linux enterprise real time 15 sp3 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Suse | python-configobj | rpm | manager proxy 4.2 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Suse | python-configobj | rpm | manager server 4.2 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Opensuse | python-configobj | rpm | leap micro 5.4 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Opensuse | python-configobj | rpm | leap 15.4 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
| Opensuse | python-configobj | rpm | leap 15.5 | 5.0.6-150000.3.3.1 | Not reported | SUSE-SU-2023:3369-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2023_3368-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-26112]
- [https://osv.dev/vulnerability/GHSA-c33w-24p9-8m24]
- [https://osv.dev/vulnerability/SUSE-SU-2023:3368-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:3369-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-26112]
- [https://osv.dev/vulnerability/USN-7040-1]
- [https://osv.dev/vulnerability/USN-7040-2]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:12005-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-26112]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-26112.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]