GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2025-22868 (GCVE-0-2025-22868)

Vulnerability from cvelistv5 – Published: 2025-02-26 03:07 – Updated: 2025-02-26 14:46
VLAI
Title
Unexpected memory consumption during token parsing in golang.org/x/oauth2
Summary
An attacker can pass a malicious malformed token which causes unexpected memory to be consumed during parsing.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-26 14:45 UTC
CWE
  • CWE-1286 - Improper Validation of Syntactic Correctness of Input
Assigner
References
Impacted products
Vendor Product Version CPE status
golang.org/x/oauth2 golang.org/x/oauth2/jws Affected: 0 , < 0.27.0 (semver)
guessed Create a notification for this product.
Credits
jub0bs
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-22868",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-26T14:45:27.246610Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1286",
                "description": "CWE-1286 Improper Validation of Syntactic Correctness of Input",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-26T14:46:20.671Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "golang.org/x/oauth2/jws",
          "product": "golang.org/x/oauth2/jws",
          "programRoutines": [
            {
              "name": "Verify"
            }
          ],
          "vendor": "golang.org/x/oauth2",
          "versions": [
            {
              "lessThan": "0.27.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "jub0bs"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An attacker can pass a malicious malformed token which causes unexpected memory to be consumed during parsing."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-1286: Improper Validation of Syntactic Correctness of Input",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-02-26T03:07:49.012Z",
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "shortName": "Go"
      },
      "references": [
        {
          "url": "https://go.dev/cl/652155"
        },
        {
          "url": "https://go.dev/issue/71490"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2025-3488"
        }
      ],
      "title": "Unexpected memory consumption during token parsing in golang.org/x/oauth2"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
    "assignerShortName": "Go",
    "cveId": "CVE-2025-22868",
    "datePublished": "2025-02-26T03:07:49.012Z",
    "dateReserved": "2025-01-08T19:11:42.834Z",
    "dateUpdated": "2025-02-26T14:46:20.671Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-22868",
      "date": "2026-09-16",
      "epss": "0.00853",
      "percentile": "0.56477"
    },
    "microsoft_vex": {
      "current_release_date": "2026-02-21T03:55:14.000Z",
      "cve": "CVE-2025-22868",
      "id": "msrc_CVE-2025-22868",
      "initial_release_date": "2025-02-02T00:00:00.000Z",
      "product_status:fixed": "43",
      "product_status:known_affected": "43",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "Unexpected memory consumption during token parsing in golang.org/x/oauth2",
      "url": "https://msrc.microsoft.com/csaf/vex/2025/msrc_cve-2025-22868.json",
      "version": "8"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-22868\",\"sourceIdentifier\":\"security@golang.org\",\"published\":\"2025-02-26T08:14:24.897\",\"lastModified\":\"2026-06-17T08:50:39.590\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An attacker can pass a malicious malformed token which causes unexpected memory to be consumed during parsing.\"},{\"lang\":\"es\",\"value\":\"Un atacante puede pasar un token malintencionado que provoque un consumo inesperado de memoria durante el an\u00e1lisis.\"}],\"affected\":[{\"source\":\"security@golang.org\",\"affectedData\":[{\"vendor\":\"golang.org/x/oauth2\",\"product\":\"golang.org/x/oauth2/jws\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://pkg.go.dev\",\"packageName\":\"golang.org/x/oauth2/jws\",\"programRoutines\":[{\"name\":\"Verify\"}],\"versions\":[{\"version\":\"0\",\"lessThan\":\"0.27.0\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-02-26T14:45:27.246610Z\",\"id\":\"CVE-2025-22868\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-1286\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:go:jws:*:*:*:*:*:go:*:*\",\"versionEndExcluding\":\"0.27.0\",\"matchCriteriaId\":\"F28A0D5F-0E79-4646-9A95-3139A525D7AC\"}]}]}],\"references\":[{\"url\":\"https://go.dev/cl/652155\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://go.dev/issue/71490\",\"source\":\"security@golang.org\",\"tags\":[\"Issue Tracking\",\"Patch\"]},{\"url\":\"https://pkg.go.dev/vuln/GO-2025-3488\",\"source\":\"security@golang.org\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-09-16T18:03:08+00:00",
      "cve": "CVE-2025-22868",
      "id": "CVE-2025-22868",
      "initial_release_date": "2025-02-26T03:07:49.012000+00:00",
      "product_status:fixed": "2199",
      "product_status:known_affected": "93",
      "product_status:known_not_affected": "8426",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "golang.org/x/oauth2/jws: Unexpected memory consumption during token parsing in golang.org/x/oauth2/jws",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-22868.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-31T00:22:18Z",
      "cve": "CVE-2025-22868",
      "id": "CVE-2025-22868",
      "initial_release_date": "2025-02-27T02:56:40Z",
      "product_status:known_affected": "542",
      "product_status:known_not_affected": "566",
      "product_status:recommended": "548",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2025-22868",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2025-22868.json",
      "version": "115"
    },
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"shortName\": \"Go\", \"dateUpdated\": \"2025-02-26T03:07:49.012Z\"}, \"title\": \"Unexpected memory consumption during token parsing in golang.org/x/oauth2\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"An attacker can pass a malicious malformed token which causes unexpected memory to be consumed during parsing.\"}], \"affected\": [{\"vendor\": \"golang.org/x/oauth2\", \"product\": \"golang.org/x/oauth2/jws\", \"collectionURL\": \"https://pkg.go.dev\", \"packageName\": \"golang.org/x/oauth2/jws\", \"versions\": [{\"version\": \"0\", \"lessThan\": \"0.27.0\", \"status\": \"affected\", \"versionType\": \"semver\"}], \"programRoutines\": [{\"name\": \"Verify\"}], \"defaultStatus\": \"unaffected\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"CWE-1286: Improper Validation of Syntactic Correctness of Input\"}]}], \"references\": [{\"url\": \"https://go.dev/cl/652155\"}, {\"url\": \"https://go.dev/issue/71490\"}, {\"url\": \"https://pkg.go.dev/vuln/GO-2025-3488\"}], \"credits\": [{\"lang\": \"en\", \"value\": \"jub0bs\"}]}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-22868\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-26T14:45:27.246610Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-1286\", \"description\": \"CWE-1286 Improper Validation of Syntactic Correctness of Input\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-26T14:45:55.061Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-22868\", \"assignerOrgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"Go\", \"dateReserved\": \"2025-01-08T19:11:42.834Z\", \"datePublished\": \"2025-02-26T03:07:49.012Z\", \"dateUpdated\": \"2025-02-26T14:46:20.671Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Related by attack behaviour

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.