CVE-2023-27476 · cross-distro fix matrix

CVE-2023-27476: It was discovered that OWSLib did not properly disable entity resolution

Affects 7 Linux releases across 13 (distro × package) combinations. First disclosed: 2026-05-07.

Fix per ecosystem

Each block below is a distro release where CVE-2023-27476 has a known fix. Run the listed command on that distro to remediate.

Ubuntu bionic

Source: Ubuntu USN

owslib→ fixed in0.16.0-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y owslib
```
python-owslib→ fixed in0.16.0-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python-owslib
```
python3-owslib→ fixed in0.16.0-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python3-owslib
```

Ubuntu focal

Source: Ubuntu USN

owslib→ fixed in0.19.1-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y owslib
```
python3-owslib→ fixed in0.19.1-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python3-owslib
```

Ubuntu jammy

Source: Ubuntu USN

owslib→ fixed in0.25.0-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y owslib
```
python3-owslib→ fixed in0.25.0-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python3-owslib
```

Ubuntu xenial

Source: Ubuntu USN

owslib→ fixed in0.10.3-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y owslib
```
python-owslib→ fixed in0.10.3-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python-owslib
```
python3-owslib→ fixed in0.10.3-1ubuntu0.1~esm1USN-8247-1
```
sudo apt-get install --only-upgrade -y python3-owslib
```

Debian bullseye

Source: Debian Security Tracker

owslib→ fixed in0.23.0-1+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y owslib
```

Debian bookworm

Source: Debian Security Tracker

owslib→ fixed in0.27.2-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y owslib
```

Debian trixie

Source: Debian Security Tracker

owslib→ fixed in0.27.2-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y owslib
```

Are YOU affected by CVE-2023-27476?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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