Security readout for executives and security teams
Plain-English summary
Rocket.Chat had a medium-severity information disclosure flaw. A logged-in user could abuse weak input filtering in the read-receipts feature to enumerate message IDs. The known impact is limited confidentiality exposure, not message modification or service disruption.
Executive priority
Treat this as a routine but necessary remediation. It is not documented as actively exploited, but authenticated users could gain information about message identifiers, which may matter in sensitive collaboration environments.
Technical view
CVE-2022-32228 affects Rocket.Chat versions fixed in 4.7.5, 4.8.2, and 5.0.0. The getReadReceipts Meteor server method passed insufficiently filtered user input into MongoDB queries, allowing regex-based enumeration of arbitrary Message IDs. CVSS 3.1 is 4.3: network reachable, low privileges required, no user interaction.
Likely exposure
Exposure is most relevant for Rocket.Chat deployments with many internal or external users, because exploitation requires authenticated low-privilege access. Internet-accessible instances increase reach, but the provided sources do not show unauthenticated exposure.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. Public evidence supports a reported vulnerability and fixed versions, but not weaponized exploitation in the wild.
Researcher notes
Evidence is limited to the CVE description, CVSS vector, affected fixed versions, CWE-200, and the HackerOne reference. Do not infer message content disclosure, unauthenticated access, or active exploitation from the provided bundle.
Mitigation direction
- Upgrade Rocket.Chat to 4.7.5, 4.8.2, 5.0.0, or later supported versions.
- Prioritize externally accessible or multi-tenant Rocket.Chat instances.
- If upgrade is delayed, review Rocket.Chat guidance for supported compensating controls.
- Limit Rocket.Chat account access to trusted users where operationally feasible.
Validation and detection
- Inventory Rocket.Chat versions across production, staging, and self-hosted deployments.
- Confirm affected instances are upgraded to a fixed or later supported version.
- Review access model for low-privilege users on exposed Rocket.Chat instances.
- Check logs for unusual read-receipt method activity if telemetry is available.
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-2022-32228 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/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:L/PR:L/UI:N/S:U/C:L/I:N/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://hackerone.com/reports/1377105CVE 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.