CVE-2023-40208: Unauth

Q: How do I fix CVE-2023-40208?

stock ticker: upgrade to 3.23.4. Exact commands for each OS are on this page.

Q: Is CVE-2023-40208 being exploited?

CVE-2023-40208 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-2023-40208 affect?

CVE-2023-40208 affects stock ticker. Severity is high (CVSS 7.1). Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Aleksandar Urošević Stock Ticker plugin <= 3.23.3 versions.

Routine

HIGH 7.1UPGRADE

CVE-2023-40208 is a high-severity flaw (CVSS 7.1) affecting stock ticker. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Aleksandar Urošević Stock Ticker plugin <= 3.23.3 versions.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-09-04
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: urosevic

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

Am I affected?

Timeline

2023-09-04 11:15 UTCPublished CVE record published
2026-06-17 06:16 UTCUpdated Record last modified

urosevic stock ticker UPGRADE

Affected: < 3.23.4

Fixed in: 3.23.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy stock-ticker || rpm -q stock-ticker || stock-ticker --version

2. UPGRADE to 3.23.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade stock-ticker

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade stock-ticker

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Stock Ticker <= 3.23.2 - Cross-Site Scripting

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-2023-40208?

stock ticker: upgrade to 3.23.4. Exact commands for each OS are on this page.

Is CVE-2023-40208 being exploited?

CVE-2023-40208 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-2023-40208 affect?

CVE-2023-40208 affects stock ticker. Severity is high (CVSS 7.1). Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Aleksandar Urošević Stock Ticker plugin <= 3.23.3 versions.

How urgent is CVE-2023-40208?

Priority 38/100. High severity

Related CVEs

CVE-2024-6363 MEDIUM 6.4 UPGRADE The Stock Ticker plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's stock_tick
CVE-2023-51541 MEDIUM 6.5 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Aleksand
CVE-2022-45365 HIGH 7.1 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Aleksand

References

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