Security readout for executives and security teams
Plain-English summary
CVE-2015-10021 is a cross-site scripting issue in ritterim definely, reported in src/database.js. A remote attacker with authenticated access could affect page integrity, potentially causing a user’s browser to run unintended script in the application context.
Executive priority
Treat as a moderate application security issue. It is not presented as actively exploited, but authenticated XSS can still create business risk in shared or customer-facing applications.
Technical view
The public record classifies this as CWE-79 XSS with CVSS 2.0 score 4.0, vector AV:N/AC:L/Au:S/C:N/I:P/A:N. Affected versions are not specified. The named fix is GitHub commit b31a022ba4d8d17148445a13ebb5a42ad593dbaa.
Likely exposure
Exposure appears limited to environments using ritterim/definely, especially deployments or vendored copies that predate the referenced patch. The sources do not provide CPEs, affected version ranges, or package ecosystem details.
Exploitation context
The source bundle says the attack is remote and requires authentication. It is not listed in CISA KEV, and the provided sources do not state active exploitation or public exploit availability.
Researcher notes
Evidence is sparse: the affected function and versions are unknown in the bundle. CVSS indicates low attack complexity, network reachability, and required authentication, with integrity impact only. Validate exposure by code lineage rather than version matching alone.
Mitigation direction
- Apply the referenced patch commit or a vendor release that contains it.
- Check vendor and project guidance for any additional supported remediation.
- Prioritize remediation on internet-facing or multi-user authenticated deployments.
- If patching is delayed, restrict access to affected functionality where feasible.
Validation and detection
- Inventory applications and repositories for ritterim/definely usage.
- Determine whether deployed code includes commit b31a022ba4d8d17148445a13ebb5a42ad593dbaa.
- Review src/database.js in deployed copies for the patched behavior.
- Confirm authenticated user-facing flows render untrusted content safely after remediation.
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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2015-10021 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
- 4 (2.0)
- Known Exploited
- No
- Published
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N
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.
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.
AV:N/AC:L/Au:S/C:N/I:P/A:N82.9Primary CVE scoreVulnerability scoring details
Base CVSS 2.0 score
4MediumVector: AV:N/AC:L/Au:S/C:N/I:P/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://vuldb.com/?id.217608CVE reference · vdb-entry, technical-description
- https://vuldb.com/?ctiid.217608CVE reference · signature, permissions-required
- https://github.com/ritterim/definely/pull/51CVE reference · issue-tracking
- https://github.com/ritterim/definely/commit/b31a022ba4d8d17148445a13ebb5a42ad593dbaaCVE reference · patch
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.