Vulnerability-Lookup

GHSA-J7V9-F46R-2RP4

Vulnerability from github – Published: 2026-05-11 19:39 – Updated: 2026-05-11 19:39

Summary

MantisBT is Vulnerable to Reflected XSS in Rendering Dynamic Custom Textarea Field

Details

Lack of validation of filter_target parameter on return_dynamic_filters.php (normally used as an AJAX in View Issues Page) allows an attacker to inject arbitrary HTML if the target is a TEXTAREA custom field.

Impact

Cross-site scripting (XSS)

Patches

c885af13f0b8596714ffe11df757c09f35fbd8f4

Workarounds

None

Credits

Thanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.

Severity

5.3 (Medium)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "mantisbt/mantisbt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.0.0"
            },
            {
              "fixed": "2.28.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-41897"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-11T19:39:22Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "Lack of validation of filter_target parameter on return_dynamic_filters.php (normally used as an AJAX in View Issues Page) allows an attacker to inject arbitrary HTML if the target is a TEXTAREA custom field.\n\n### Impact\nCross-site scripting (XSS)\n\n### Patches\n- c885af13f0b8596714ffe11df757c09f35fbd8f4\n\n### Workarounds\nNone\n\n### Credits\n\nThanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.",
  "id": "GHSA-j7v9-f46r-2rp4",
  "modified": "2026-05-11T19:39:22Z",
  "published": "2026-05-11T19:39:22Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mantisbt/mantisbt"
    },
    {
      "type": "WEB",
      "url": "https://mantisbt.org/bugs/view.php?id=37013"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "MantisBT is Vulnerable to Reflected XSS in Rendering Dynamic Custom Textarea Field"
}

CVE-2026-41897 (GCVE-0-2026-41897)

Vulnerability from cvelistv5 – Published: 2026-05-28 20:26 – Updated: 2026-05-30 02:15

Title

MantisBT: Reflected XSS in Rendering Dynamic Custom Textarea Field

Summary

Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.0.0 to 2.28.1, lack of validation of filter_target parameter on return_dynamic_filters.php (normally used as an AJAX in View Issues Page) allows an attacker to inject arbitrary HTML if the target is a TEXTAREA custom field. This vulnerability is fixed in 2.28.2.

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

GitHub_M

References

3 references

URL	Tags
https://github.com/mantisbt/mantisbt/security/adv…	x_refsource_CONFIRM
https://github.com/mantisbt/mantisbt/commit/c885a…	x_refsource_MISC
https://mantisbt.org/bugs/view.php?id=37013	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
mantisbt	mantisbt	Affected: >= 1.0.0, < 2.28.2

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-41897",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-30T02:15:10.845253Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-30T02:15:20.499Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "mantisbt",
          "vendor": "mantisbt",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.0.0, \u003c 2.28.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.0.0 to 2.28.1, lack of validation of filter_target parameter on return_dynamic_filters.php (normally used as an AJAX in View Issues Page) allows an attacker to inject arbitrary HTML if the target is a TEXTAREA custom field. This vulnerability is fixed in 2.28.2."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "LOW",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-28T20:26:24.192Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4"
        },
        {
          "name": "https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4"
        },
        {
          "name": "https://mantisbt.org/bugs/view.php?id=37013",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://mantisbt.org/bugs/view.php?id=37013"
        }
      ],
      "source": {
        "advisory": "GHSA-j7v9-f46r-2rp4",
        "discovery": "UNKNOWN"
      },
      "title": "MantisBT: Reflected XSS in Rendering Dynamic Custom Textarea Field"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-41897",
    "datePublished": "2026-05-28T20:26:24.192Z",
    "dateReserved": "2026-04-22T15:11:54.672Z",
    "dateUpdated": "2026-05-30T02:15:20.499Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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