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CVE-2022-1063

Status: ModifiedMedium (4.8)—

The Thank Me Later WordPress plugin through 3.3.4 does not sanitise and escape the Message Subject field before outputting it in the Messages list, which could allow high privileges users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Thank ME Later Project — Thank ME Later

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2022-1063",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 1.7
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Thank Me Later",
          "versions": [
            {
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              "version": "3.3.4",
              "versionType": "custom",
              "lessThanOrEqual": "3.3.4"
            }
          ]
        }
      ]
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  ],
  "published": "2022-04-18T18:15:08.900",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/f90c528b-8c3a-4f9a-aa36-099c24abe082",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
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      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "contact@wpscan.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Thank Me Later WordPress plugin through 3.3.4 does not sanitise and escape the Message Subject field before outputting it in the Messages list, which could allow high privileges users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed"
    },
    {
      "lang": "es",
      "value": "El plugin Thank Me Later de WordPress versiones hasta 3.3.4, no sanea ni escapa del campo Message Subject antes de mostrarlo en la lista de mensajes, lo que podría permitir a usuarios con altos privilegios, como el administrador, llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la función unfiltered_html no está permitida"
    }
  ],
  "lastModified": "2026-06-17T04:21:45.387",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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              "versionEndIncluding": "3.3.4"
            }
          ],
          "operator": "OR"
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      ]
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  ],
  "sourceIdentifier": "contact@wpscan.com"
}