Grav vulnerabilities: known CVEs & security history
Trilby Media · CMS · 55 tracked CVEs · 0 actively exploited · updated June 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Grav release lines — 55 in total. A CVE here doesn't mean your version is affected — check Grav's current status and the safe version to run.
Known Grav CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2023-34251 | critical | 9.9 | 2% | 2023 |
| CVE-2021-47812 | critical | 9.8 | 2% | 2026 |
| CVE-2025-46199 | critical | 9.8 | 1% | 2025 |
| CVE-2025-66301 | critical | 9.6 | 1% | 2025 |
| CVE-2026-42608 | critical | 9.1 | 1% | 2026 |
| CVE-2025-66844 | critical | 9.1 | 0% | 2025 |
| CVE-2026-42611 | high | 8.9 | 0% | 2026 |
| CVE-2026-42844 | high | 8.8 | 0% | 2026 |
| CVE-2025-66299 | high | 8.8 | 1% | 2025 |
| CVE-2025-66297 | high | 8.8 | 1% | 2025 |
| CVE-2025-66296 | high | 8.8 | 0% | 2025 |
| CVE-2025-66295 | high | 8.8 | 0% | 2025 |
| CVE-2025-66294 | high | 8.8 | 3% | 2025 |
| CVE-2025-46198 | high | 8.8 | 1% | 2025 |
| CVE-2024-28119 | high | 8.8 | 2% | 2024 |
| CVE-2024-28118 | high | 8.8 | 1% | 2024 |
| CVE-2024-28117 | high | 8.8 | 1% | 2024 |
| CVE-2024-28116 | high | 8.8 | 6% | 2024 |
| CVE-2024-27921 | high | 8.8 | 61% | 2024 |
| CVE-2024-27923 | high | 8.8 | 1% | 2024 |
| CVE-2023-34448 | high | 8.8 | 5% | 2023 |
| CVE-2023-34253 | high | 8.8 | 2% | 2023 |
| CVE-2023-34252 | high | 8.8 | 2% | 2023 |
| CVE-2026-42612 | high | 8.5 | 0% | 2026 |
| CVE-2025-66300 | high | 8.5 | 0% | 2025 |
| CVE-2024-34082 | high | 8.5 | 3% | 2024 |
| CVE-2021-29440 | high | 8.4 | 31% | 2021 |
| CVE-2026-42609 | high | 8.1 | 0% | 2026 |
| CVE-2025-50286 | high | 8.1 | 9% | 2025 |
| CVE-2026-44738 | high | 7.7 | 0% | 2026 |
| CVE-2026-29924 | high | 7.6 | 0% | 2026 |
| CVE-2025-66298 | high | 7.5 | 0% | 2025 |
| CVE-2021-3924 | high | 7.5 | 4% | 2021 |
| CVE-2023-37897 | high | 7.2 | 2% | 2023 |
| CVE-2022-2073 | high | 7.2 | 9% | 2022 |
| CVE-2025-66302 | medium | 6.8 | 0% | 2025 |
| CVE-2026-42610 | medium | 6.5 | 0% | 2026 |
| CVE-2025-66304 | medium | 6.2 | 0% | 2025 |
| CVE-2025-65186 | medium | 6.1 | 0% | 2025 |
| CVE-2025-63593 | medium | 6.1 | 0% | 2025 |
| CVE-2024-35498 | medium | 6.1 | 0% | 2025 |
| CVE-2020-11529 | medium | 6.1 | 11% | 2020 |
| CVE-2025-66843 | medium | 5.4 | 0% | 2025 |
| CVE-2023-31506 | medium | 5.4 | 1% | 2024 |
| CVE-2023-34452 | medium | 5.4 | 1% | 2023 |
| CVE-2022-1173 | medium | 5.4 | 1% | 2022 |
| CVE-2022-0970 | medium | 5.4 | 2% | 2022 |
| CVE-2022-0268 | medium | 5.4 | 1% | 2022 |
| CVE-2021-3904 | medium | 5.4 | 1% | 2021 |
| CVE-2021-3818 | medium | 5.3 | 2% | 2021 |
| CVE-2025-66305 | medium | 4.9 | 0% | 2025 |
| CVE-2025-66303 | medium | 4.9 | 0% | 2025 |
| CVE-2026-42841 | medium | 4.8 | 0% | 2026 |
| CVE-2022-0743 | medium | 4.6 | 1% | 2022 |
| CVE-2025-66306 | medium | 4.3 | 0% | 2025 |
Is my Grav version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Grav version → · Monitor Grav for new CVEs →
Grav vulnerabilities — frequently asked
How many known vulnerabilities does Grav have?
IsItPatched tracks 55 CVEs for Grav. 6 are critical-severity and 29 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Grav have any actively-exploited vulnerabilities?
None of Grav's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe Grav vulnerability?
Among tracked issues, CVE-2023-34251 (CRITICAL, CVSS 9.9) ranks highest — a Code injection weakness.
Is Grav safe to use?
It depends on the version. The latest supported Grav release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Grav security status · Grav end-of-life · actively-exploited CVEs. Always verify against Trilby Media's advisories — see our disclaimer.