CVE-2025-43903 · cross-distro fix matrix

CVE-2025-43903: NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-43903 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

poppler→ fixed in25.03.0-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y poppler
```

Are YOU affected by CVE-2025-43903?

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.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

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