How severe is CVE-2022-45896?

CVE-2022-45896 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-2022-45896 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45896?

CVE-2022-45896 affects Planetestream Planet Estream. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45896?

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-2022-45896 published?

CVE-2022-45896 was published on 2022-12-25 and last updated on 2026-06-17.

CVE-2022-45896

CVE-2022-45896 is a critical-severity vulnerability in Planetestream Planet Estream 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% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Planetestream Planet Estream
Published: 2022-12-25
Last modified: 2026-06-17

Description

Planet eStream before 6.72.10.07 allows unauthenticated upload of arbitrary files: Choose a Video / Related Media or Upload Document. Upload2.ashx can be used, or Ajax.asmx/ProcessUpload2. This leads to remote code execution.

Frequently asked questions

What is CVE-2022-45896?: Planet eStream before 6.72.10.07 allows unauthenticated upload of arbitrary files: Choose a Video / Related Media or Upload Document. Upload2.ashx can be used, or Ajax.asmx/ProcessUpload2. This leads to remote code execution.
How severe is CVE-2022-45896?: CVE-2022-45896 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-2022-45896 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45896?: CVE-2022-45896 affects Planetestream Planet Estream. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45896?: 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-2022-45896 published?: CVE-2022-45896 was published on 2022-12-25 and last updated on 2026-06-17.

References

https://sec-consult.com/vulnerability-lab/advisory/multiple-critical-vulnerabilities-in-planet-enterprises-ltd-planet-estream/-

Affected products (1)

cpe:2.3:a:planetestream:planet_estream:*:*:*:*:*:*:*:*

More vulnerabilities in Planetestream Planet Estream

CVE-2022-45891 — Critical (CVSS 9.1): Planet eStream before 6.72.10.07 allows attackers to call restricted functions, and perform unauthenticated uploads…
CVE-2022-45893 — High (CVSS 8.8): Planet eStream before 6.72.10.07 allows a low-privileged user to gain access to administrative and high-privileged user…
CVE-2022-45889 — High (CVSS 7.2): Planet eStream before 6.72.10.07 allows a remote attacker (who is a publisher or admin) to obtain access to all records…
CVE-2022-45895 — Medium (CVSS 6.5): Planet eStream before 6.72.10.07 discloses sensitive information, related to the ON cookie (findable in HTML source…
CVE-2022-45894 — Medium (CVSS 6.5): GetFile.aspx in Planet eStream before 6.72.10.07 allows ..\ directory traversal to read arbitrary local files.
CVE-2022-45890 — Medium (CVSS 6.1): In Planet eStream before 6.72.10.07, a Reflected Cross-Site Scripting (XSS) vulnerability exists via any metadata…

All CVEs affecting Planetestream Planet Estream →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →