Vulnerability-Lookup

GHSA-5GQ3-MH83-6M28

Vulnerability from github – Published: 2026-01-28 09:30 – Updated: 2026-01-28 09:30

Details

SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.

Severity ?

9.8 (Critical)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-40553"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-28T08:16:02Z",
    "severity": "CRITICAL"
  },
  "details": "SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.",
  "id": "GHSA-5gq3-mh83-6m28",
  "modified": "2026-01-28T09:30:31Z",
  "published": "2026-01-28T09:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40553"
    },
    {
      "type": "WEB",
      "url": "https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm"
    },
    {
      "type": "WEB",
      "url": "https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40553"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-40553 (GCVE-0-2025-40553)

Vulnerability from cvelistv5 – Published: 2026-01-28 07:35 – Updated: 2026-01-29 04:55

Title

SolarWinds Web Help Desk Deserialization of Untrusted Data Remote Code Execution Vulnerability

Summary

Severity ?

9.8 (Critical)


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

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

SolarWinds

References

URL

Tags

	https://www.solarwinds.com/trust-center/security-…
	https://documentation.solarwinds.com/en/success_c…	release-notes

Impacted products

	Vendor	Product	Version
	SolarWinds	Web Help Desk	Affected: 12.8.8 HF1 and below

Credits

Piotr Bazydlo working with watchTowr

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-40553",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-28T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2026-01-29T04:55:44.341Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
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          "defaultStatus": "affected",
          "product": "Web Help Desk",
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          "versions": [
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            }
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      ],
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          "type": "reporter",
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        }
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      "datePublic": "2026-01-28T07:35:00.000Z",
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      "metrics": [
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          "scenarios": [
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              "type": "CWE"
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          ],
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        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "SolarWinds Web Help Desk Deserialization of Untrusted Data Remote Code Execution Vulnerability",
      "x_generator": {
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  "cveMetadata": {
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    "datePublished": "2026-01-28T07:35:41.825Z",
    "dateReserved": "2025-04-16T08:01:25.943Z",
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    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
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}

Sightings

Author	Source	Type	Date

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-5GQ3-MH83-6M28

CVE-2025-40553 (GCVE-0-2025-40553)

Tags

Sightings

Nomenclature