CVE-2025-60503

HIGHCVSS 8.7/10EPSS 0.33%

Last modified

CVE-2025-60503 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. A cross-site scripting (XSS) vulnerability exists in the administrative interface of ultimatefosters UltimatePOS 4.8 where input submitted in the purchase functionality is reflected without proper escaping in the admin log panel page in the 'reference No.' field. This flaw allows an authenticated attacker to execute arbitrary JavaScript in the context of an administrator's browser session, which could lead to session hijacking or other malicious actions.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

A cross-site scripting (XSS) vulnerability exists in the administrative interface of ultimatefosters UltimatePOS 4.8 where input submitted in the purchase functionality is reflected without proper escaping in the admin log panel page in the 'reference No.' field. This flaw allows an authenticated attacker to execute arbitrary JavaScript in the context of an administrator's browser session, which could lead to session hijacking or other malicious actions.

Metrics

CVSS 3.1
8.7/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

EPSS Probability
0.33%

25.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
UltimatefostersUltimatepos4.8

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-60503?
A cross-site scripting (XSS) vulnerability exists in the administrative interface of ultimatefosters UltimatePOS 4.8 where input submitted in the purchase functionality is reflected without proper escaping in the admin log panel page in the 'reference No.' field. This flaw allows an authenticated attacker to execute arbitrary JavaScript in the context of an administrator's browser session, which could lead to session hijacking or other malicious actions.
How severe is CVE-2025-60503?
CVE-2025-60503 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2025-60503?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-60503?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST