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CVE-2026-10587· NVD / CVE Program· CNA lenovo

A potential out-of-bounds write vulnerability could allow a local privileged attacker to modify power management settings in System Manageme

A potential out-of-bounds write vulnerability could allow a local privileged attacker to modify power management settings in System Management Mode.

MediumCVSS 6.8 · v4.0—No exploit No fix recorded

Noroxi analysis

No Noroxi analysis for this record yet

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Published
Jul 16, 2026
Updated
Jul 16, 2026
EPSS
0.1% · 3th percentile
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Report tools

JSON

Action score

27

Monitor

Low priority for now.

CVSS
27 / 40 · 6.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.1%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · lenovo
6.8
NVD has not scored this yet; the score shown is the CNA’s.

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

—

Versions reported by the vendor

Affected version ranges reported by the assigning authority (lenovo). Independent of NVD's CPE analysis and usually ahead of it.

  • Lenovo IdeaPad 5 15ABA7 BIOS

    • before KACN29WWaffected

  • Lenovo IdeaPad Pro 5 16AGP11 BIOS

    • up to and including T8CN19WWaffected

  • Lenovo IdeaPad Pro 5 16ASP10 BIOS

    • up to and including R1CN24WWaffected

  • Lenovo IdeaPad Pro 5 16IAH10 BIOS

    • up to and including PZCN27WWaffected

  • Lenovo IdeaPad Pro 5 16IMH9 BIOS

    • up to and including MECN68WWaffected

  • Lenovo IdeaPad Pro 5 16IPH11 BIOS

    • before S4CN62WWaffected

  • Lenovo IdeaPad Pro 5 16IRH8 BIOS

    • up to and including KZCN46WWaffected

  • Lenovo IdeaPad Slim 3 14ITN9 BIOS

    • before QUCN20WWaffected

  • Lenovo IdeaPad Slim 3 15AMN8 BIOS

    • before L1CN51WWaffected

  • Lenovo IdeaPad Slim 3 16ARP10 BIOS

    • before QBCN30WWaffected

  • Lenovo IdeaPad Slim 3 16IRH10R BIOS

    • up to and including QDCN23WWaffected

  • Lenovo IdeaPad Slim 3 16IRH8 BIOS

    • before LTCN44WWaffected

Same product

lenovo: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-10589A potential out of bounds write vulnerability could allow a local privileged attacker to execute code in System Management Mode.
    27Monitor
  • CVE-2026-10590A potential missing authentication vulnerability could allow a local privileged attacker to use WMI commands to arbitrarily trigger a System
    26Monitor
  • CVE-2026-10588A potential vulnerability could allow a local privileged attacker to disclose the address of protected System Management Mode memory.
    26Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-105890 days apartA potential out of bounds write vulnerability could allow a local privileged attacker to execute code in System Management Mode.
    27Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • Administrator privileges are required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Local
Attack complexity
Low
Privileges required
High
User interaction
None
Scope
X

Weakness class (CWE)

CWE-787 · Out-of-bounds Write

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records