CVE-2026-16486

A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. This affects an unknown part of the file /BSIS.php. Performing a manipulation of the argument day results in cross site scripting. The attack may be initiated remotely. The exploit has been made public and could be used.

CVSS v4.0

2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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

CVSS v3.1

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

0.47% chance of exploitation in the next 30 days, 39th percentile

Published

2026-07-21

Updated

2026-07-22

Proof-of-concept exploits (1)

• kurshidheba852-hub/My-cve-repository/issues/1

References

• CVE Record
• NVD entry

Related

• CVE-2026-16485
• CVE-2026-16488
• CVE-2026-16484
• CVE-2026-16489
• CVE-2026-16451
• CVE-2026-16490