How severe is CVE-2022-40288?

CVE-2022-40288 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-40288 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40288?

CVE-2022-40288 affects Phppointofsale Php Point Of Sale. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40288?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-40288 published?

CVE-2022-40288 was published on 2022-10-31 and last updated on 2026-06-17.

CVE-2022-40288

CVE-2022-40288 is a critical-severity vulnerability in Phppointofsale Php Point Of Sale with a CVSS 3.x base score of 9.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 3.x base score 9.0)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Phppointofsale Php Point Of Sale
Published: 2022-10-31
Last modified: 2026-06-17

Description

The application was vulnerable to an authenticated Stored Cross-Site Scripting (XSS) in the user profile data fields, which could be leveraged to escalate privileges within and compromise any account that views their user profile.

Frequently asked questions

What is CVE-2022-40288?: The application was vulnerable to an authenticated Stored Cross-Site Scripting (XSS) in the user profile data fields, which could be leveraged to escalate privileges within and compromise any account that views their user profile.
How severe is CVE-2022-40288?: CVE-2022-40288 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-40288 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40288?: CVE-2022-40288 affects Phppointofsale Php Point Of Sale. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40288?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-40288 published?: CVE-2022-40288 was published on 2022-10-31 and last updated on 2026-06-17.

References

https://www.themissinglink.com.au/security-advisories/cve-2022-40288

Affected products (1)

cpe:2.3:a:phppointofsale:php_point_of_sale:19.0:*:*:*:*:*:*:*

More vulnerabilities in Phppointofsale Php Point Of Sale

CVE-2022-40296 — Critical (CVSS 9.8): The application was vulnerable to a Server-Side Request Forgery attacks, allowing the backend server to interact with…
CVE-2022-40293 — Critical (CVSS 9.8): The application was vulnerable to a session fixation that could be used hijack accounts.
CVE-2022-40289 — Critical (CVSS 9.0): The application was vulnerable to an authenticated Stored Cross-Site Scripting (XSS) in the upload and download…
CVE-2022-40287 — Critical (CVSS 9.0): The application was found to be vulnerable to an authenticated Stored Cross-Site Scripting (XSS) vulnerability in…
CVE-2022-40294 — High (CVSS 8.8): The application was identified to have an CSV injection in data export functionality, allowing for malicious code to be…
CVE-2022-40291 — High (CVSS 8.8): The application was vulnerable to Cross-Site Request Forgery (CSRF) attacks, allowing an attacker to coerce users into…

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