CVE-2023-30749: Auth

Q: How do I fix CVE-2023-30749?

optima express \+ marketboost idx: upgrade to newer than 7.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-30749 being exploited?

CVE-2023-30749 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-2023-30749 affect?

CVE-2023-30749 affects optima express \+ marketboost idx. Severity is medium (CVSS 5.9). Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in ihomefinder Optima Express + MarketBoost IDX Plugin plugin <= 7.3.0 versions.

Q: How urgent is CVE-2023-30749?

Priority 28/100. No elevated risk signals yet.

Routine

MEDIUM 5.9UPGRADE

CVE-2023-30749 is a medium-severity flaw (CVSS 5.9) affecting optima express \+ marketboost idx. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in ihomefinder Optima Express + MarketBoost IDX Plugin plugin <= 7.3.0 versions.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-08-14
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: ihomefinder

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

Am I affected?

Timeline

2023-08-14 15:15 UTCPublished CVE record published
2026-06-17 05:55 UTCUpdated Record last modified

ihomefinder optima express \+ marketboost idx UPGRADE

Affected: <= 7.3.0

Fixed in: newer than 7.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy optima-express-+-marketboost-idx || rpm -q optima-express-+-marketboost-idx || optima-express-+-marketboost-idx --version

2. UPGRADE to newer than 7.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade optima-express-+-marketboost-idx

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade optima-express-+-marketboost-idx

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-2023-30749?

optima express \+ marketboost idx: upgrade to newer than 7.3.0. Exact commands for each OS are on this page.

Is CVE-2023-30749 being exploited?

CVE-2023-30749 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-2023-30749 affect?

CVE-2023-30749 affects optima express \+ marketboost idx. Severity is medium (CVSS 5.9). Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in ihomefinder Optima Express + MarketBoost IDX Plugin plugin <= 7.3.0 versions.

How urgent is CVE-2023-30749?

Priority 28/100. No elevated risk signals yet.

References

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