Security readout for executives and security teams
Plain-English summary
CVE-2021-4268 is a cross-site request forgery issue in phpRedisAdmin through 1.17.3. A remote attacker may be able to cause a user to perform an unintended action. Public sources name version 1.18.0 as the fix. The business impact appears limited but relevant for exposed administration tools.
Executive priority
Treat this as a moderate-priority administrative-tool risk. It does not indicate data theft or service outage by itself, but exposed phpRedisAdmin instances should be upgraded promptly because admin interfaces can amplify small integrity issues.
Technical view
The record describes CSRF affecting an unspecified part of phpRedisAdmin versions 1.14.0 through 1.17.3. CVSS 3.1 is 4.3: network reachable, low attack complexity, user interaction required, low integrity impact, no stated confidentiality or availability impact. Patch commit b9039adbb264c81333328faa9575ecf8e0d2be94 and release v1.18.0 are referenced.
Likely exposure
Exposure is most likely where phpRedisAdmin 1.14.0 through 1.17.3 is deployed and reachable by users who administer Redis. The sources do not identify a specific endpoint, default configuration, or hosting pattern, so environment-specific inventory is required.
Exploitation context
The source bundle says remote initiation is possible and the CVSS vector requires user interaction. It is not listed in CISA KEV, and the provided sources do not state active exploitation or public exploit use.
Researcher notes
The public record lacks the affected code path and exact state-changing action. Analysis should stay version-focused unless the referenced patch is reviewed. Do not claim active exploitation without new evidence from KEV or another cited source.
Mitigation direction
- Upgrade phpRedisAdmin to version 1.18.0 or later.
- Confirm the deployed build includes patch commit b9039adbb264c81333328faa9575ecf8e0d2be94.
- Limit phpRedisAdmin access to trusted administrative users and networks.
- Check project and vendor guidance for any additional upgrade notes.
- Prioritize internet-reachable administrative instances before internal-only instances.
Validation and detection
- Inventory all phpRedisAdmin deployments and record versions.
- Flag versions 1.14.0 through 1.17.3 as affected.
- Verify upgraded instances report version 1.18.0 or later.
- Confirm administrative access is not broadly exposed.
- Review recent administrative activity for unexpected state changes.
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-863: 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-2021-4268 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:N/UI:R/S:U/C:N/I:L/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:N/UI:R/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source materials
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.
Incorrect Authorization
Incorrect Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.