PatchTheCVECVE-2022-24979: An issue was discovered in the Varnishcache extension before 2.0.1 for TYPO3
CVE-2022-24979 is a medium-severity flaw (CVSS 5.3) affecting varnishcache. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
An issue was discovered in the Varnishcache extension before 2.0.1 for TYPO3. The Edge Site Includes (ESI) content element renderer component does not include an access check. This allows an unauthenticated user to render various content elements, resulting in insecure direct object reference (IDOR), with the potential of exposing internal content elements.
Why this priority
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.8% (top 45%) |
| CISA exploited list | No |
| Weakness | CWE-639 |
| Published | 2022-02-19 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-24979?
varnishcache: upgrade to 2.0.1. Exact commands for each OS are on this page.
Is CVE-2022-24979 being exploited?
CVE-2022-24979 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-24979 affect?
CVE-2022-24979 affects varnishcache. Severity is medium (CVSS 5.3). An issue was discovered in the Varnishcache extension before 2.0.1 for TYPO3. The Edge Site Includes (ESI) content element renderer component does not include an access check. This allows an unauthenticated user to render various content el
How urgent is CVE-2022-24979?
Priority 37/100. Remotely exploitable, no login, no user action