Security readout for executives and security teams
Plain-English summary
CryptoPro Secure Disk for BitLocker releases before 7.7.4 may allow unsigned software to run from temporary file systems, bypassing an intended integrity safeguard. Successful abuse could compromise sensitive data, system integrity, and availability.
Executive priority
Treat this as an urgent remediation item where affected software is deployed. The potential impact is severe and the CVSS score is critical, although active exploitation is not established. Prioritize exposed or sensitive systems, then verify upgrade completion through direct version inventory.
Technical view
Affected releases fail to enforce Integrity Measurement Architecture policy protections across temporary file systems. The record classifies this as CWE-693 and assigns CVSS 3.1 score 9.8, describing a network-reachable attack requiring no privileges or user interaction. The precise attack path is not detailed in the supplied evidence.
Likely exposure
Exposure is limited to environments running CryptoPro Secure Disk for BitLocker before version 7.7.4. The supplied record provides no CPEs or useful structured vendor and product fields, so version inventories and automated vulnerability matching may require manual verification.
Exploitation context
The CVE is not listed as KEV, and the supplied sources do not establish active exploitation. Black Hat presentation materials publicly discuss the research, but their availability alone does not demonstrate real-world attacks.
Researcher notes
This is a protection-mechanism failure involving inconsistent IMA enforcement across temporary file systems. Important evidence gaps remain: affected-product metadata is recorded as n/a, no CPEs are supplied, and the source bundle does not explain how the network vector reaches the local execution condition. Validate those details before modeling exploitability.
Mitigation direction
- Inventory CryptoPro Secure Disk for BitLocker installations and identify versions earlier than 7.7.4.
- Upgrade affected installations to version 7.7.4 or later, confirming requirements through CPSD guidance.
- Review CPSD guidance for any additional mitigations or configuration changes.
- Restrict unnecessary network access to affected systems while remediation is pending.
- Monitor for unsigned code execution originating from temporary file systems.
Validation and detection
- Confirm every installation reports version 7.7.4 or later after remediation.
- Verify IMA policies cover all relevant temporary file systems.
- Review security telemetry for unsigned execution from temporary locations.
- Check vulnerability tooling results against manual inventory because the record supplies no CPEs.
- Confirm network exposure and trust boundaries for systems that remain unpatched.
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-693: 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 lookupCVE-2025-59326 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
SSVC decision data
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:N/S:U/C:H/I:H/A:H3.95.9CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.cpsd.at/blog/CVE reference, mitre
- https://i.blackhat.com/BH-USA-26/Presentations/US-26-Burch-The-Cost-of-Obscurity-Wednesday.pdfCVE reference, mitre
- https://i.blackhat.com/BH-USA-26/Presentations/US-26-Burch-The-Cost-of-Obscurity-wp.pdfCVE reference, mitre
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.
Protection Mechanism Failure
Protection Mechanism Failure represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.