7.5

CVE-2026-13553: itsourcecode online hotel management system Improper Access Control

CVSS: 7.5v2.0HighDeferred
Published 29-06-2026Last modified 29-06-2026

Vulnerability summary

CVE-2026-13553 is a high (CVSS 7.5) Improper Access Control vulnerability in itsourcecode online hotel management system. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.2% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
40/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (CVE.org)
EPSS score
0.50%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 29-06-2026
    PublishedVulnerability first disclosed.
  2. 29-06-2026
    Last modifiedVulnerability information updated.

Description

A flaw has been found in itsourcecode Online Hotel Management System 1.0. Affected is an unknown function of the file /admin/mod_amenities/controller.php?action=add. Executing a manipulation of the argument image can lead to unrestricted upload. It is possible to launch the attack remotely. The exploit has been published and may be used.

CVSS metrics

7 scores · 2 sources · 4 versions

EPSS trend

Probability

0.50%

Chance of exploitation in the next 30 days

Percentile

41%

Versus all other CVEs

30-day change

0.00 pp

From 0.50% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.50%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Cve

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Itsourcecode1 product

1 vendor · 1 product

References

6 links