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CVE Record

CVE-2026-33572: OpenClaw < 2026.2.17 - Insufficient File Permissions in Session Transcript Files

OpenClaw before 2026.2.17 creates session transcript JSONL files with overly broad default permissions, allowing local users to read transcript contents. Attackers with local access can read transcript files to extract sensitive information including secrets from tool output.

HighCVSS 8.4Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

OpenClaw versions before 2026.2.17 may leave session transcript files readable by local users. Those JSONL transcripts can contain sensitive tool output, including secrets. The main business risk is disclosure of credentials or operational data on systems where multiple users or processes can access the same host.

Executive priority

Treat this as high priority for developer and automation environments because transcript files may expose reusable secrets. Prioritize shared hosts and systems processing production credentials.

Technical view

This is a CWE-378 insufficient file permissions issue affecting OpenClaw before 2026.2.17. Session transcript JSONL files are created with overly broad default permissions, allowing local users to read transcript contents. The source CVSS is 8.4, local attack vector, low complexity, no user interaction.

Likely exposure

Exposure is most likely where OpenClaw before 2026.2.17 ran on shared workstations, servers, CI hosts, or developer systems and stored transcripts containing secrets or sensitive output.

Exploitation context

The bundle marks KEV as false and provides no evidence of active exploitation. Exploitation requires local access to a host containing affected transcript files.

Researcher notes

Sources do not provide exploit code or active exploitation evidence. The key validation question is whether affected transcript files exist and are readable by unintended local users. CVSS includes high confidentiality, integrity, and availability impact, but the described mechanism is transcript disclosure.

Mitigation direction

  • Upgrade OpenClaw to 2026.2.17 or later.
  • Review vendor advisory and patch notes for official remediation details.
  • Restrict access to existing transcript files until remediated.
  • Review exposed transcripts for secrets and rotate any affected credentials.
  • Reduce unnecessary local user access on systems running OpenClaw.

Validation and detection

  • Inventory OpenClaw installations and confirm versions before 2026.2.17.
  • Identify hosts where OpenClaw session transcripts were written.
  • Check transcript file permissions against vendor-fixed behavior.
  • Review whether transcript contents include credentials or sensitive tool output.
  • Confirm upgraded installations no longer create broadly readable transcripts.
Prepared
Confidence
high
Sources
5

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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 · low confidence lookup

CWE-378: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookup
cve · low confidence lookup

CVE-2026-33572 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
8.4 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Official CVE source material

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.

2CVSS vectors
3Timeline events
1ADP providers
4Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: total

CVSS vector scores

2 official scores

We 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.

ScoreVersionSeverityVectorExploitImpactSource
8.4CVSS 3.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H2.55.9VulnCheck
6.8CVSS 4.0MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N——VulnCheck

Vulnerability scoring details

Base CVSS 4.0 score

6.8Medium
CVSS 4.0 vector shape for CVE-2026-33572Attack VectorAttack ComplexityAttack RequirementsPrivileges RequiredUser InteractionVS ConfidentialityVS IntegrityVS AvailabilitySS ConfidentialitySS IntegritySS Availability

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Attack Requirements
NonePresent
Privileges Required
NoneLowHigh
User Interaction
NonePassiveActive
VS Confidentiality
HighLowNone
VS Integrity
HighLowNone
VS Availability
HighLowNone
SS Confidentiality
HighLowNone
SS Integrity
HighLowNone
SS Availability
HighLowNone

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
OpenClawOpenClaw0, 2026.2.17unaffected
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-378 · source CWE mapping

Creation of Temporary File With Insecure Permissions

Creation of Temporary File With Insecure Permissions represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.