CVE-2026-16156 (GCVE-0-2026-16156)

Vulnerability from cvelistv5 – Published: 2026-07-18 21:00 – Updated: 2026-07-21 14:58 X_Freeware
VLAI
Title
SourceCodester Class and Exam Timetabling System forexam.php cross site scripting
Summary
A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown part of the file /forexam.php. The manipulation of the argument day results in cross site scripting. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
Severity
5.1 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
3.5 (Low)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
3.5 (Low)
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/379921 vdb-entrytechnical-description
https://vuldb.com/vuln/379921/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16156 third-party-advisory
https://vuldb.com/submit/857081 third-party-advisory
https://github.com/justconter/cve/issues/3 exploitissue-tracking
https://www.sourcecodester.com/ product
Impacted products
Vendor Product Version
SourceCodester Class and Exam Timetabling System Affected: 1.0
    cpe:2.3:a:sourcecodester:class_and_exam_timetabling_system:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
justconter (VulDB User)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.