CVE-2023-43770 (GCVE-0-2023-43770)

Vulnerability from cvelistv5 – Published: 2023-09-22 00:00 – Updated: 2025-10-21 23:05
VLAI?
Summary
Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.
Severity ?
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
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      {
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          {
            "cpes": [
              "cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*"
            ],
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            "product": "webmail",
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            ],
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            ],
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        "metrics": [
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              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
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              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
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                "timestamp": "2024-05-01T18:43:07.516175Z",
                "version": "2.0.3"
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          },
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            "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00024.html"
          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
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        }
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          "url": "https://github.com/roundcube/roundcubemail/commit/e92ec206a886461245e1672d8530cc93c618a49b"
        },
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          "url": "https://roundcube.net/news/2023/09/15/security-update-1.6.3-released"
        },
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          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00024.html"
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-43770",
    "datePublished": "2023-09-22T00:00:00.000Z",
    "dateReserved": "2023-09-22T00:00:00.000Z",
    "dateUpdated": "2025-10-21T23:05:36.969Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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      "cveID": "CVE-2023-43770",
      "cwes": "[\"CWE-79\"]",
      "dateAdded": "2024-02-12",
      "dueDate": "2024-03-04",
      "knownRansomwareCampaignUse": "Unknown",
      "notes": "https://roundcube.net/news/2023/09/15/security-update-1.6.3-released ;  https://nvd.nist.gov/vuln/detail/CVE-2023-43770",
      "product": "Webmail",
      "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
      "shortDescription": "Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that can lead to information disclosure via malicious link references in plain/text messages.",
      "vendorProject": "Roundcube",
      "vulnerabilityName": "Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability"
    },
    "vulnrichment": {
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}


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  • 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.
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  • 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.