Security readout for executives and security teams
Plain-English summary
CVE-2025-63892 is a stored cross-site scripting issue in SourceCodester Student Grades Management System 1.0. A privileged user can save unsafe content in classroom name or description fields, which may later run in another user's browser when viewed.
Executive priority
Prioritize remediation as a medium-risk application issue. It is not reported as exploited, but stored XSS in an education management system can affect account trust, session safety, and data integrity if abused by privileged users.
Technical view
The CVE describes CWE-79 in create_classroom within /classroom.php, part of the My Classrooms Management Page. The name and description arguments are not safely handled, enabling stored XSS. CVSS 3.1 is 6.8 with network access, low complexity, high privileges required, and user interaction required.
Likely exposure
Exposure is limited to organizations running SourceCodester Student Grades Management System 1.0, especially where classroom management is available to multiple authenticated users. The CVE metadata lists affected vendor and product as n/a, so asset matching may require manual confirmation.
Exploitation context
No provided source or KEV entry indicates active exploitation. The CVSS vector requires high privileges and user interaction, reducing broad opportunistic risk. Stored XSS can still create serious impact if trusted users view malicious classroom content.
Researcher notes
Evidence is limited to the CVE record and one public advisory reference. The core issue is stored XSS in classroom metadata fields. Do not assume broader affected versions, exploit availability, or a vendor patch unless confirmed by later vendor guidance.
Mitigation direction
- Check SourceCodester or project guidance for an official fix or updated release.
- Restrict classroom creation and editing to trusted administrative accounts.
- Sanitize and output-encode classroom name and description fields if maintaining the code.
- Review existing classroom records for unexpected HTML or script-like content.
- Consider disabling classroom creation until validation and remediation are complete.
Validation and detection
- Inventory deployments and confirm whether version 1.0 is in use.
- Review /classroom.php handling of create_classroom name and description inputs.
- Confirm rendered classroom fields are safely output-encoded in all views.
- Test remediation in staging using a harmless marker, not active script behavior.
- Review application logs for unusual classroom creation or edits.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2025-63892 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H0.95.9CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
6.8MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/minhajultaivin/security-advisories/blob/main/CVE-2025-63892.mdCVE reference, mitre
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.