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CVE-2025-66303

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, A Denial of Service (DoS) vulnerability has been identified in Grav related to the handling of scheduled_at parameters. Specifically, the application fails to properly sanitize input for cron expressions. By manipulating the scheduled_at parameter with a malicious input, such as a single quote, the application admin panel becomes non-functional, causing significant disruptions to administrative operations. The only way to recover from th
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2e4d625b5281e4d7e0484d4643654285afcfec05b878de699f52668888f683ed
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"grav","vendor":"getgrav","versions":[{"status":"affected","version":"< 1.8.0-beta.27"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-400","description":"CWE-400: Uncontrolled Resource Consumption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/getgrav/grav/commit/9d11094e4133f059688fad1e00dbe96fb6e3ead7","tags":["x_refsource_MISC"],"url":"https://github.com/getgrav/grav/commit/9d11094e4133f059688fad1e00dbe96fb6e3ead7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/getgrav/grav/security/advisories/GHSA-x62q-p736-3997"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/adp/0/references/0
{"name":"https://github.com/getgrav/grav/security/advisories/GHSA-x62q-p736-3997","tags":["x_refsource_CONFIRM"],"url":"https://github.com/getgrav/grav/security/advisories/GHSA-x62q-p736-3997"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1fecf912f2fc07ba66dd1515c61d90c680d04aeffed26f8a3868185f8f94ee19 · sha256:e82f3b2c1dcf92fd… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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