Vulnerability-Lookup

GHSA-PMF3-4G49-QVXM

Vulnerability from github – Published: 2026-06-03 15:30 – Updated: 2026-06-03 15:30

Details

SWUpdate before 2026.05 is affected by a time-of-check time-of-use (TOCTOU) race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update.

Severity

7.3 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-41259"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-03T13:16:18Z",
    "severity": "HIGH"
  },
  "details": "SWUpdate before 2026.05 is affected by a time-of-check time-of-use (TOCTOU) race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update.",
  "id": "GHSA-pmf3-4g49-qvxm",
  "modified": "2026-06-03T15:30:39Z",
  "published": "2026-06-03T15:30:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-41259"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sbabic/swupdate/commit/f4bd64260e233e207354d68d572b1cbc3e63689d"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sbabic/swupdate"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251206-01_SWUpdate_Untrusted_Script_Execution_via_Signed_Update_TOCTOU"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/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",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-41259 (GCVE-0-2025-41259)

Vulnerability from cvelistv5 – Published: 2026-06-03 11:01 – Updated: 2026-06-03 12:37

Title

SWUpdate Untrusted Script Execution via Signed Update TOCTOU

Summary

Severity

7.3 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-367 - Time-of-check time-of-use (TOCTOU) race condition

Assigner

sba-research

References

3 references

URL	Tags
https://github.com/sbaresearch/advisories/tree/pu…	third-party-advisory
https://github.com/sbabic/swupdate/commit/f4bd642…	patch
https://github.com/sbabic/swupdate	product

Impacted products

1 product

Vendor	Product	Version
sbabic	SWUpdate	Affected: 0 , < 2026.05 (custom)

Credits

Reinhard Kugler (SBA Research)

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JSON

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-41259",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-03T12:36:39.603308Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-PMF3-4G49-QVXM

CVE-2025-41259 (GCVE-0-2025-41259)

Tags

Sightings

Nomenclature