Security readout for executives and security teams
Plain-English summary
Sourcegraph versions before 3.30.0 could let logged-in regular users view limited site-admin information: daily usage statistics and code intelligence uploads or indexes. Sources describe read-only disclosure only, with no ability to change data or use other admin features.
Executive priority
Treat this as a low-priority confidentiality fix unless Sourcegraph metadata is sensitive in your environment. It should still be scheduled promptly because the vendor states there are no workarounds aside from upgrading.
Technical view
CVE-2021-32787 is a CWE-200 information disclosure issue in Sourcegraph before 3.30.0. The advisory describes insufficient protection around parts of the site-admin area, exposing daily usage statistics and code intelligence upload/index information to authenticated non-admin users. CVSS 3.1 is 3.1: network, high complexity, low privileges, confidentiality-only impact.
Likely exposure
Exposure is limited to Sourcegraph deployments below 3.30.0 where regular user accounts exist. The disclosed data appears operational and metadata-like, not source code modification or administrative control, based on the supplied advisory.
Exploitation context
The supplied sources do not report active exploitation, and the CVE is not marked as CISA KEV. The issue requires an authenticated regular user and has high attack complexity in the CVSS vector.
Researcher notes
The advisory states the issue exposes daily usage statistics and code intelligence uploads/indexes only, with no alteration capability. Evidence does not establish source code exposure, privilege escalation, or exploitation in the wild. Keep analysis constrained to authenticated, low-impact information disclosure.
Mitigation direction
- Upgrade Sourcegraph to version 3.30.0 or later.
- Prioritize internet-accessible or broadly user-accessible Sourcegraph instances.
- Review vendor advisory for any newer operational guidance.
- Restrict Sourcegraph account access until upgraded if sensitive usage metadata matters.
Validation and detection
- Inventory Sourcegraph deployments and confirm installed versions.
- Verify all instances are version 3.30.0 or later.
- Review access logs for non-admin requests to site-admin pages.
- Confirm regular users cannot view usage statistics or code intelligence admin data.
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-200: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. 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-2021-32787 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
- Low
- CVSS
- 3.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/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.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N1.61.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
3.1LowVector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/sourcegraph/sourcegraph/security/advisories/GHSA-mq5p-477h-xgwvCVE reference · x_refsource_CONFIRM
- https://github.com/sourcegraph/sourcegraph/commit/6e51f4546368d959a1f9f173d16e5f20c55deb56CVE reference · x_refsource_MISC
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.
Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.