Vulnerability-Lookup

GHSA-X97W-4GG4-C3FH

Vulnerability from github – Published: 2025-09-11 18:35 – Updated: 2025-09-11 18:35

Details

A vulnerability was determined in Ascensio System SIA OnlyOffice up to 12.7.0. Impacted is an unknown function of the file /Products/Projects/Messages.aspx of the component Comment Handler. Executing manipulation can lead to cross site scripting. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was informed early about this issue and replied: "We are already working on this case, and the issues will be resolved in one of the upcoming patches."

Severity

3.5 (Low)


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

2.0 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-10255"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-11T16:15:33Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was determined in Ascensio System SIA OnlyOffice up to 12.7.0. Impacted is an unknown function of the file /Products/Projects/Messages.aspx of the component Comment Handler. Executing manipulation can lead to cross site scripting. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was informed early about this issue and replied: \"We are already working on this case, and the issues will be resolved in one of the upcoming patches.\"",
  "id": "GHSA-x97w-4gg4-c3fh",
  "modified": "2025-09-11T18:35:50Z",
  "published": "2025-09-11T18:35:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-10255"
    },
    {
      "type": "WEB",
      "url": "https://hkohi.ca/vulnerability/21"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.323615"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.323615"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.635871"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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-2025-10255 (GCVE-0-2025-10255)

Vulnerability from cvelistv5 – Published: 2025-09-11 16:02 – Updated: 2025-09-11 17:31

Title

Ascensio System SIA OnlyOffice Comment Messages.aspx cross site scripting

Summary

Severity

5.1 (Medium)


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

3.5 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C

3.5 (Low)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-09-11 17:30 UTC

CWE

CWE-79 - Cross Site Scripting
CWE-94 - Code Injection

Assigner

VulDB mitre root

References

4 references

URL	Tags
https://vuldb.com/?id.323615	vdb-entry
https://vuldb.com/?ctiid.323615	signaturepermissions-required
https://vuldb.com/?submit.635871	third-party-advisory
https://hkohi.ca/vulnerability/21	exploit

Impacted products

1 product

Vendor	Product	Version
Ascensio System SIA	OnlyOffice	Affected: 12.0 Affected: 12.1 Affected: 12.2 Affected: 12.3 Affected: 12.4 Affected: 12.5 Affected: 12.6 Affected: 12.7.0

Credits

0xHamy (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-10255",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-11T17:30:54.586780Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-11T17:31:12.718Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://hkohi.ca/vulnerability/21"
          },
          {
            "tags": [
              "exploit"
            ],
            "url": "https://vuldb.com/?submit.635871"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Comment Handler"
          ],
          "product": "OnlyOffice",
          "vendor": "Ascensio System SIA",
          "versions": [
            {
              "status": "affected",
              "version": "12.0"
            },
            {
              "status": "affected",
              "version": "12.1"
            },
            {
              "status": "affected",
              "version": "12.2"
            },
            {
              "status": "affected",
              "version": "12.3"
            },
            {
              "status": "affected",
              "version": "12.4"
            },
            {
              "status": "affected",
              "version": "12.5"
            },
            {
              "status": "affected",
              "version": "12.6"
            },
            {
              "status": "affected",
              "version": "12.7.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "0xHamy (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was determined in Ascensio System SIA OnlyOffice up to 12.7.0. Impacted is an unknown function of the file /Products/Projects/Messages.aspx of the component Comment Handler. Executing manipulation can lead to cross site scripting. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was informed early about this issue and replied: \"We are already working on this case, and the issues will be resolved in one of the upcoming patches.\""
        },
        {
          "lang": "de",
          "value": "In Ascensio System SIA OnlyOffice bis 12.7.0 ist eine Schwachstelle entdeckt worden. Es geht hierbei um eine nicht n\u00e4her spezifizierte Funktion der Datei /Products/Projects/Messages.aspx der Komponente Comment Handler. Mittels dem Manipulieren mit unbekannten Daten kann eine cross site scripting-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 4,
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "Cross Site Scripting",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "Code Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-11T16:02:05.500Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-323615 | Ascensio System SIA OnlyOffice Comment Messages.aspx cross site scripting",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/?id.323615"
        },
        {
          "name": "VDB-323615 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.323615"
        },
        {
          "name": "Submit #635871 | Ascensio System SIA OnlyOffice Community Server 12.7.0 Cross Site Scripting",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.635871"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://hkohi.ca/vulnerability/21"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-09-11T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-09-11T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-09-11T07:47:14.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Ascensio System SIA OnlyOffice Comment Messages.aspx cross site scripting"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-10255",
    "datePublished": "2025-09-11T16:02:05.500Z",
    "dateReserved": "2025-09-11T05:42:07.426Z",
    "dateUpdated": "2025-09-11T17:31:12.718Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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GHSA-X97W-4GG4-C3FH

CVE-2025-10255 (GCVE-0-2025-10255)

Tags

Sightings

Nomenclature

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