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CVE-2026-10257

MEDIUM 5.3 PoC AVAILABLE

Published 2026-06-01 · Last modified 2026-06-02

A security flaw has been discovered in itsourcecode Content Management System 1.0. This issue affects some unknown processing of the file /admin/update_ss_img.php. The manipulation of the argument topic_id results in sql injection. The attack can be executed remotely. The exploit has been released to the public and may 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

0.2%chance of exploitation in 30 days · 10th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

5.3CVSS 4.0 · MEDIUM

  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityLow

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires a low-privilege account
  • ✓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

Listed for defensive triage and patch prioritization.

Affected

Vendors Itsourcecode

Products Content Management System

Weakness (CWE)

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

CVSS vector

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

References

Exploits & PoC

Advisories

Technical & other

Sources: NVD · CVE.org · EPSS