CVE-2019-25677: WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by

Q: How do I fix CVE-2019-25677?

winrar: upgrade to newer than 5.61. Exact commands for each OS are on this page.

Q: Is CVE-2019-25677 being exploited?

CVE-2019-25677 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-2019-25677 affect?

CVE-2019-25677 affects winrar. Severity is medium (CVSS 6.2). WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a malformed winrar.lng language file in the installation directory. Attackers can trigger the crash by opening an archive

Q: How urgent is CVE-2019-25677?

Priority 36/100. Public exploit reference

Routine

MEDIUM 6.2UPGRADE

CVE-2019-25677 is a medium-severity flaw (CVSS 6.2) affecting winrar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a malformed winrar.lng language file in the installation directory. Attackers can trigger the crash by opening an archive and pressing the test button, causing an access violation at memory address 004F1DB8 when the application attempts to read invalid data.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.2 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-379
Published	2026-04-05
Last modified	2026-07-24

Publisher (CNA): VulnCheck · Vendor: rarlab

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-05 21:16 UTCPublished CVE record published
2026-07-24 22:10 UTCUpdated Record last modified

rarlab winrar UPGRADE

Affected: <= 5.61

Fixed in: newer than 5.61

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 5.61 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade winrar

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-2019-25677?

winrar: upgrade to newer than 5.61. Exact commands for each OS are on this page.

Is CVE-2019-25677 being exploited?

CVE-2019-25677 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-2019-25677 affect?

CVE-2019-25677 affects winrar. Severity is medium (CVSS 6.2). WinRAR 5.61 contains a denial of service vulnerability that allows local attackers to crash the application by placing a malformed winrar.lng language file in the installation directory. Attackers can trigger the crash by opening an archive

How urgent is CVE-2019-25677?

Priority 36/100. Public exploit reference

Software pages

WinRAR vulnerabilities

References

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