How severe is CVE-2022-45476?

CVE-2022-45476 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-45476 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45476?

CVE-2022-45476 affects Prasathmani Tiny File Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45476?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-45476 published?

CVE-2022-45476 was published on 2022-11-25 and last updated on 2026-06-17.

CVE-2022-45476

CVE-2022-45476 is a critical-severity vulnerability in Prasathmani Tiny File Manager with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Prasathmani Tiny File Manager
Published: 2022-11-25
Last modified: 2026-06-17

Description

Tiny File Manager version 2.4.8 executes the code of files uploaded by users of the application, instead of just returning them for download. This is possible because the application is vulnerable to insecure file upload.

Frequently asked questions

What is CVE-2022-45476?: Tiny File Manager version 2.4.8 executes the code of files uploaded by users of the application, instead of just returning them for download. This is possible because the application is vulnerable to insecure file upload.
How severe is CVE-2022-45476?: CVE-2022-45476 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-45476 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45476?: CVE-2022-45476 affects Prasathmani Tiny File Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45476?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-45476 published?: CVE-2022-45476 was published on 2022-11-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:prasathmani:tiny_file_manager:2.4.8:*:*:*:*:*:*:*

More vulnerabilities in Prasathmani Tiny File Manager

CVE-2022-40916 — Critical (CVSS 9.8): Tiny File Manager v2.4.7 and below is vulnerable to session fixation.
CVE-2022-1000 — Critical (CVSS 9.8): Path Traversal in GitHub repository prasathmani/tinyfilemanager prior to 2.4.7.
CVE-2022-23044 — High (CVSS 8.8): Tiny File Manager version 2.4.8 allows an unauthenticated remote attacker to persuade users to perform unintended…
CVE-2021-45010 — High (CVSS 8.8): A path traversal vulnerability in the file upload functionality in tinyfilemanager.php in Tiny File Manager before…
CVE-2021-40965 — High (CVSS 8.8): A Cross-Site Request Forgery (CSRF) vulnerability exists in TinyFileManager all version up to and including 2.4.6 that…
CVE-2020-12103 — High (CVSS 7.7): In Tiny File Manager 2.4.1 there is a vulnerability in the ajax file backup copy functionality which allows…

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