CVE-2023-53985: Zstore, now referred to as Zippy CRM, 6.5.4 contains a reflected cross-site scripting vulnerability that allow

Routine

MEDIUM 6.1DOWNGRADE

CVE-2023-53985 is a medium-severity flaw (CVSS 6.1) affecting zstore. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Zstore, now referred to as Zippy CRM, 6.5.4 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts through unvalidated input parameters. Attackers can submit crafted payloads in manual insertion points to execute arbitrary JavaScript code in victim's browser context.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-01-13
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: zippy

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

Am I affected?

Timeline

2026-01-13 23:15 UTCPublished CVE record published
2026-06-17 06:46 UTCUpdated Record last modified

zippy zstore DOWNGRADE

Affected: 6.5.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.5.4

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.5.4 (Debian / Ubuntu)

apt-cache madison zstore sudo apt install zstore=<VERSION_BEFORE_6.5.4> sudo apt-mark hold zstore

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

dnf --showduplicates list zstore sudo dnf downgrade zstore-<VERSION_BEFORE_6.5.4> sudo dnf versionlock add zstore

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-2023-53985?

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

Is CVE-2023-53985 being exploited?

CVE-2023-53985 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-2023-53985 affect?

CVE-2023-53985 affects zstore. Severity is medium (CVSS 6.1). Zstore, now referred to as Zippy CRM, 6.5.4 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts through unvalidated input parameters. Attackers can submit crafted payloads in manual inse

How urgent is CVE-2023-53985?

Priority 32/100. Public exploit reference

References

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