CVE-2023-0365: The React Webcam WordPress plugin through 1.2.0 does not validate and escape some of its shortcode attributes

Q: How do I fix CVE-2023-0365?

react webcam: upgrade to newer than 1.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-0365 being exploited?

CVE-2023-0365 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-2023-0365 affect?

CVE-2023-0365 affects react webcam. Severity is medium (CVSS 5.4). The React Webcam WordPress plugin through 1.2.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and abo

Q: How urgent is CVE-2023-0365?

Priority 34/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2023-0365 is a medium-severity flaw (CVSS 5.4) affecting react webcam. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The React Webcam WordPress plugin through 1.2.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-03-20
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: react webcam project

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

Am I affected?

Timeline

2023-03-20 16:15 UTCPublished CVE record published
2026-06-17 05:25 UTCUpdated Record last modified

react webcam project react webcam UPGRADE

Affected: <= 1.2.0

Fixed in: newer than 1.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy react-webcam || rpm -q react-webcam || react-webcam --version

2. UPGRADE to newer than 1.2.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade react-webcam

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade react-webcam

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-2023-0365?

react webcam: upgrade to newer than 1.2.0. Exact commands for each OS are on this page.

Is CVE-2023-0365 being exploited?

CVE-2023-0365 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-2023-0365 affect?

CVE-2023-0365 affects react webcam. Severity is medium (CVSS 5.4). The React Webcam WordPress plugin through 1.2.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and abo

How urgent is CVE-2023-0365?

Priority 34/100. Public exploit reference

Software pages

WordPress vulnerabilities · React vulnerabilities

References

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