Medium severity · published Aug 23, 2026
CVE-2026-78054
SourceCodester Class and Exam Timetabling System BSIS1.php cross site scripting
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
A weakness has been identified in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /BSIS1.php. Executing a manipulation of the argument course can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Class and Exam Timetabling System · SourceCodester
1.0 · source: vendor
Affected product
CA
Class and Exam Timetabling System
SourceCodester
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-78054
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-78054
github.com
https://github.com/i-QvQ-i/first-OvO/issues/10
vuldb.com
https://vuldb.com/cve/CVE-2026-78054
vuldb.com
https://vuldb.com/submit/881417
vuldb.com
https://vuldb.com/vuln/394295
vuldb.com
https://vuldb.com/vuln/394295/cti
www.sourcecodester.com
https://www.sourcecodester.com/
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