CVE-2025-13556CRITICAL 9.8EPSS p24.2%

CVE-2025-13556CVE-2025-13556

Description

A flaw has been found in Campcodes Online Polling System 1.0. Affected by this vulnerability is an unknown functionality of the file /admin/checklogin.php. Executing a manipulation of the argument myusername can lead to sql injection. The attack can be launched remotely. The exploit has been published and may be used.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.33% probability of exploitation · percentile 24.2% · 2026-06-18T12:00:27Z
Published2025-11-23
Last modified2026-04-29

Underlying weaknesses· 2

CWE-74CWE-89

References

  1. https://github.com/ProgramShowMaker/CVE/issues/2
  2. https://vuldb.com/?ctiid.333323
  3. https://vuldb.com/?id.333323
  4. https://vuldb.com/?submit.696614
  5. https://www.campcodes.com/
  6. https://github.com/ProgramShowMaker/CVE/issues/2

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')cwe-740%live
WeaknessImproper Neutralization of Special Elements used in an SQL Command ('SQL Injection')cwe-890%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.