Vulnerability-Lookup

CNVD-2025-16875

Vulnerability from cnvd - Published: 2025-07-21

Title

Microsoft Office 365加密问题漏洞

Description

Microsoft Office 365是美国微软（Microsoft）公司的一款办公软件套件产品。该产品常用组件包括Word、Excel、Access、Powerpoint、FrontPage等。 Microsoft Office 365存在安全漏洞。攻击者利用该漏洞可以绕过某些功能。

Severity

低

Patch Name

Microsoft Office 365加密问题漏洞的补丁

Patch Description

Microsoft Office 365是美国微软（Microsoft）公司的一款办公软件套件产品。该产品常用组件包括Word、Excel、Access、Powerpoint、FrontPage等。 Microsoft Office 365存在安全漏洞。攻击者利用该漏洞可以绕过某些功能。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49756

Reference

https://nvd.nist.gov/vuln/detail/CVE-2025-49756

Impacted products

Name
Microsoft 365 Apps for Enterprise

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-49756",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-49756"
    }
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  "description": "Microsoft Office 365\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u529e\u516c\u8f6f\u4ef6\u5957\u4ef6\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u5e38\u7528\u7ec4\u4ef6\u5305\u62ecWord\u3001Excel\u3001Access\u3001Powerpoint\u3001FrontPage\u7b49\u3002\n\nMicrosoft Office 365\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u7ed5\u8fc7\u67d0\u4e9b\u529f\u80fd\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49756",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-16875",
  "openTime": "2025-07-21",
  "patchDescription": "Microsoft Office 365\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u529e\u516c\u8f6f\u4ef6\u5957\u4ef6\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u5e38\u7528\u7ec4\u4ef6\u5305\u62ecWord\u3001Excel\u3001Access\u3001Powerpoint\u3001FrontPage\u7b49\u3002\r\n\r\nMicrosoft Office 365\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u7ed5\u8fc7\u67d0\u4e9b\u529f\u80fd\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Microsoft Office 365\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Microsoft 365 Apps for Enterprise"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2025-49756",
  "serverity": "\u4f4e",
  "submitTime": "2025-07-21",
  "title": "Microsoft Office 365\u52a0\u5bc6\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2025-49756 (GCVE-0-2025-49756)

Vulnerability from cvelistv5 – Published: 2025-07-08 16:57 – Updated: 2026-02-13 19:07

Title

Office Developer Platform Security Feature Bypass Vulnerability

Summary

Use of a broken or risky cryptographic algorithm in Office Developer Platform allows an authorized attacker to bypass a security feature locally.

Severity

3.3 (Low)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-07-09 13:55 UTC

CWE

CWE-327 - Use of a Broken or Risky Cryptographic Algorithm

Assigner

microsoft mitre root

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version
Microsoft	Microsoft 365 Apps for Enterprise	Affected: 16.0.1 , < https://aka.ms/OfficeSecurityReleases (custom) cpe:2.3:a:microsoft:365_apps:::::enterprise:::*

Date Public

2025-07-08 07:00

Show details on NVD website

JSON

To clipboard

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        "metrics": [
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                "id": "CVE-2025-49756",
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                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-09T13:55:35.895163Z",
                "version": "2.0.3"
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              "status": "affected",
              "version": "16.0.1",
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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.

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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CNVD-2025-16875

CVE-2025-49756 (GCVE-0-2025-49756)

Tags

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Nomenclature

Related by attack behaviour