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CVE-2026-13555

MEDIUM 6.9 PoC AVAILABLE

Published 2026-06-29 · Last modified 2026-06-29

A vulnerability was found in itsourcecode Online Hotel Management System 1.0. Affected by this issue is some unknown functionality of the file /admin/mod_users/controller.php?action=add. The manipulation of the argument Name results in sql injection. The attack can be launched remotely. The exploit has been made public and could be used.

EXPLOIT AVAILABLE

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

Exploitation likelihood

0.4%chance of exploitation in 30 days · 34th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

6.9CVSS 4.0 · MEDIUM

  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityLow

What an attacker needs

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

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-13555/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-13555/poc.json

Affected

Vendors Itsourcecode

Products Online Hotel Management System

Weakness (CWE)

  • CWE-89: SQL Injection
  • CWE-74: Injection

CVSS vector

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

All CVSS metrics

  • MEDIUM 6.9 v4.0 · CNA Primary
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
  • HIGH 7.3 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
  • HIGH 7.3 v3.0 · CNA Primary
    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
  • HIGH 7.5 v2.0 · CNA Primary
    AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
  • MEDIUM 5.5 v4.0 · NVD Secondary
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  • HIGH 7.3 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  • HIGH 7.5 v2.0 · NVD Secondary
    AV:N/AC:L/Au:N/C:P/I:P/A:P

References

Exploits & PoC

Advisories

Technical & other

Sources: NVD · CVE.org · EPSS