CVE-2025-65104: Firebird is an open-source relational database management system

Q: How do I fix CVE-2025-65104?

firebird: upgrade to 3.0.14. Exact commands for each OS are on this page.

Q: Is CVE-2025-65104 being exploited?

CVE-2025-65104 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-65104 affect?

CVE-2025-65104 affects firebird. Severity is high (CVSS 7.9). Firebird is an open-source relational database management system. In versions FB3 of the client library placed incorrect data length values into XSQLDA fields when communicating with FB4 or higher servers, resulting in an information leak.

Routine

HIGH 7.9UPGRADE

CVE-2025-65104 is a high-severity flaw (CVSS 7.9) affecting firebird. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Firebird is an open-source relational database management system. In versions FB3 of the client library placed incorrect data length values into XSQLDA fields when communicating with FB4 or higher servers, resulting in an information leak. This issue is fixed by upgrading to the FB4 client or higher.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.9 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-04-17
Last modified	2026-10-07

Publisher (CNA): GitHub, Inc. · Vendor: firebirdsql

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-17 18:16 UTCPublished CVE record published
2026-10-07 09:10 UTCUpdated Record last modified

firebirdsql firebird UPGRADE

Affected: < 3.0.14

Fixed in: 3.0.14

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy firebird || rpm -q firebird || firebird --version

2. UPGRADE to 3.0.14 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade firebird

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade firebird

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-65104?

firebird: upgrade to 3.0.14. Exact commands for each OS are on this page.

Is CVE-2025-65104 being exploited?

CVE-2025-65104 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-65104 affect?

CVE-2025-65104 affects firebird. Severity is high (CVSS 7.9). Firebird is an open-source relational database management system. In versions FB3 of the client library placed incorrect data length values into XSQLDA fields when communicating with FB4 or higher servers, resulting in an information leak.

How urgent is CVE-2025-65104?

Priority 30/100. High severity

Related CVEs

CVE-2026-40342 CRITICAL 9.9 UPGRADE Firebird is an open-source relational database management system
CVE-2026-35215 HIGH 7.5 UPGRADE Firebird is an open-source relational database management system
CVE-2026-27890 HIGH 8.2 UPGRADE Firebird is an open-source relational database management system
CVE-2026-28224 HIGH 8.2 UPGRADE Firebird is an open-source relational database management system
CVE-2026-33337 HIGH 7.5 UPGRADE Firebird is an open-source relational database management system

References

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