CVE-2026-90850 json
PHPGurukul Hostel Management System manage-students.php cross site scripting
published 2026-09-15 55 d ago modified 2026-09-15 55 d ago also EUVD-2026-78252
- cvss
- 2.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
A vulnerability was detected in PHPGurukul Hostel Management System 3.0. Affected by this issue is some unknown functionality of the file /admin/manage-students.php. The manipulation results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 55 d ago
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/usernamevnq/CVEs/issues/9 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 4.8 | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 2.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R |
| CNA | 3.0 | 2.4 | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R |
| CNA | 2.0 | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR |
| CNA | 4.0 | 1.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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 |
| CNA | 3.1 | 2.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N |
| CNA | 2.0 | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N |
Affected products
- PHPGurukul Hostel Management System
Classification
References
-
github.com
/usernamevnq/CVEs/issues/9
exploit, issue-tracking
-
vuldb.com
/vuln/403405
vdb-entry
-
vuldb.com
/vuln/403405/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-90850
third-party-advisory
-
vuldb.com
/submit/926971
third-party-advisory
-
phpgurukul.com
/
product
Sources
- CVE List CVE-2026-90850
- NVD CVE-2026-90850
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.