CVE-2019-12554: In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the WSubStr

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2019-12554 is a high-severity flaw (CVSS 7.5) affecting 010 editor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the WSubStr function (provided by the scripting engine) allows an attacker to cause a denial of service by crashing the application.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-125
Published	2019-06-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sweetscape

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

Am I affected?

Timeline

2019-06-05 17:29 UTCPublished CVE record published
2026-06-17 02:14 UTCUpdated Record last modified

sweetscape 010 editor DOWNGRADE

Affected: 9.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.0.1

1. Check installed version

apt-cache policy 010-editor || rpm -q 010-editor || 010-editor --version

2. No fixed release: DOWNGRADE to a release before 9.0.1 (Debian / Ubuntu)

apt-cache madison 010-editor sudo apt install 010-editor=<VERSION_BEFORE_9.0.1> sudo apt-mark hold 010-editor

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

dnf --showduplicates list 010-editor sudo dnf downgrade 010-editor-<VERSION_BEFORE_9.0.1> sudo dnf versionlock add 010-editor

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-2019-12554?

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

Is CVE-2019-12554 being exploited?

CVE-2019-12554 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-2019-12554 affect?

CVE-2019-12554 affects 010 editor. Severity is high (CVSS 7.5). In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the WSubStr function (provided by the scripting engine) allows an attacker to cause a denial of service by crashing the application.

How urgent is CVE-2019-12554?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-12555 HIGH 7.5 DOWNGRADE In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the SubStr
CVE-2019-12553 CRITICAL 9.8 DOWNGRADE In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the StrCat
CVE-2019-12552 MEDIUM 5.5 DOWNGRADE In SweetScape 010 Editor 9.0.1, an integer overflow during the initialization of variables could allow an atta
CVE-2019-12551 MEDIUM 5.5 DOWNGRADE In SweetScape 010 Editor 9.0.1, improper validation of arguments in the internal implementation of the Memcpy

References

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