CVE-2026-10810

MEDIUM 5.3 PoC AVAILABLE

Published 2026-06-04 · Last modified 2026-06-04

A weakness has been identified in itsourcecode Fees Management System up to 1.0. Affected is an unknown function of the file /navbar.php. This manipulation of the argument page causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

EXPLOIT AVAILABLE

Public exploit or PoC code exists. Modeled probability is still low, but the barrier to attack is reduced — watch closely.

Exploitation likelihood

0.3%chance of exploitation in 30 days · 19th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

5.3CVSS 4.0 · MEDIUM

ConfidentialityNone
IntegrityLow
AvailabilityNone

What an attacker needs

✓Access: Reachable over the network — no local access needed
✓Privileges: No account or privileges required
⚠User interaction: Succeeds with passive user activity
✓Complexity: No special conditions — reliably repeatable
✓Requirements: No special attack requirements

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

PoC https://github.com/ltranquility/submit/issues/15

Listed for defensive triage and patch prioritization.

Affected

Vendors Itsourcecode

Products Fees Management System

Weakness (CWE)

CWE-79: Cross-site scripting (XSS)
CWE-94: Code injection

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

References

Sources: NVD · CVE.org · EPSS