CVE-2025-53964: GoldenDict 1.5.0 and 1.5.1 has an exposed dangerous method that allows reading and modifying files when a user

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CRITICAL 9.6DOWNGRADE

CVE-2025-53964 is a critical-severity flaw (CVSS 9.6) affecting goldendict. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

GoldenDict 1.5.0 and 1.5.1 has an exposed dangerous method that allows reading and modifying files when a user adds a crafted dictionary and then searches for any term included in that dictionary.

Why this priority

Critical severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-749
Published	2025-07-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: goldendict

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-17 20:15 UTCPublished CVE record published
2026-06-17 09:39 UTCUpdated Record last modified

goldendict goldendict DOWNGRADE

Affected: 1.5.0 · 1.5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.5.0 (Debian / Ubuntu)

apt-cache madison goldendict sudo apt install goldendict=<VERSION_BEFORE_1.5.0> sudo apt-mark hold goldendict

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list goldendict sudo dnf downgrade goldendict-<VERSION_BEFORE_1.5.0> sudo dnf versionlock add goldendict

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-53964?

goldendict: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-53964 being exploited?

CVE-2025-53964 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-2025-53964 affect?

CVE-2025-53964 affects goldendict. Severity is critical (CVSS 9.6). GoldenDict 1.5.0 and 1.5.1 has an exposed dangerous method that allows reading and modifying files when a user adds a crafted dictionary and then searches for any term included in that dictionary.

How urgent is CVE-2025-53964?

Priority 49/100. Critical severity; Public exploit reference

References

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