Security readout for executives and security teams
Plain-English summary
DiscordSailv2 2.10.0 through 2.10.2 has improper access control in its Tag Handler. A low-privileged, adjacent attacker could potentially access or change limited tag-related data or affect availability. Public sources name version 2.10.3 and a specific commit as the fix. No source-provided evidence shows active exploitation.
Executive priority
Prioritize remediation for any active DiscordSailv2 deployment, but this is not an internet-wide emergency based on the supplied evidence. The fix is identified, exploitation is not confirmed, and the vulnerability requires low privileges plus adjacent access according to CVSS.
Technical view
CVE-2018-25093 is a CWE-284 improper access control issue in Vaerys-Dawn DiscordSailv2 Tag Handler functionality. The supplied CVSS 3.1 score is 5.5 with AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L. The exact vulnerable code path is not described beyond the patch reference.
Likely exposure
Exposure appears limited to deployments running Vaerys-Dawn DiscordSailv2 2.10.0, 2.10.1, or 2.10.2. The CVSS vector indicates adjacent access and low privileges are required. No CPEs or deployment-specific affected configurations are provided in the sources.
Exploitation context
The source bundle does not identify public exploitation, exploit code, or CISA KEV listing. Reported impact is limited confidentiality, integrity, and availability compromise after improper Tag Handler access control. Treat exploitation claims as unproven unless confirmed by vendor or authoritative threat intelligence.
Researcher notes
Evidence is thin: VulDB reports affected Tag Handler functionality but does not describe the exact authorization failure. Use the GitHub patch and 2.10.3 release to understand the changed access-control behavior. Avoid assuming broader product impact beyond versions 2.10.0 through 2.10.2.
Mitigation direction
- Upgrade DiscordSailv2 to version 2.10.3.
- Confirm patch commit cc12e0be82a5d05d9f359ed8e56088f4f8b8eb69 is included.
- Review vendor release notes for any additional operational guidance.
- Restrict access to affected bot functionality until upgraded.
- Monitor logs for unusual tag-related activity.
Validation and detection
- Inventory all DiscordSailv2 deployments and record versions.
- Verify no instance remains on 2.10.0, 2.10.1, or 2.10.2.
- Confirm the running build contains the referenced patch commit.
- Review Tag Handler permissions against expected roles.
- Check change history and logs for unexpected tag access.
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-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2018-25093 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
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L2.13.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://vuldb.com/?id.244484CVE reference · vdb-entry
- https://vuldb.com/?ctiid.244484CVE reference · signature, permissions-required
- https://github.com/Vaerys-Dawn/DiscordSailv2/commit/cc12e0be82a5d05d9f359ed8e56088f4f8b8eb69CVE reference · patch
- https://github.com/Vaerys-Dawn/DiscordSailv2/releases/tag/2.10.3CVE 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 Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.