How severe is CVE-2021-41950?

CVE-2021-41950 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-41950 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41950?

CVE-2021-41950 affects Montala Resourcespace. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-41950?

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-2021-41950 published?

CVE-2021-41950 was published on 2021-11-15 and last updated on 2026-06-17.

CVE-2021-41950

CVE-2021-41950 is a critical-severity vulnerability in Montala Resourcespace with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 75% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 75% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Montala Resourcespace
Published: 2021-11-15
Last modified: 2026-06-17

Description

A directory traversal issue in ResourceSpace 9.6 before 9.6 rev 18277 allows remote unauthenticated attackers to delete arbitrary files on the ResourceSpace server via the provider and variant parameters in pages/ajax/tiles.php. Attackers can delete configuration or source code files, causing the application to become unavailable to all users.

Frequently asked questions

What is CVE-2021-41950?: A directory traversal issue in ResourceSpace 9.6 before 9.6 rev 18277 allows remote unauthenticated attackers to delete arbitrary files on the ResourceSpace server via the provider and variant parameters in pages/ajax/tiles.php. Attackers can delete configuration or source code files, causing the application to become unavailable to all users.
How severe is CVE-2021-41950?: CVE-2021-41950 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-41950 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41950?: CVE-2021-41950 affects Montala Resourcespace. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-41950?: 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-2021-41950 published?: CVE-2021-41950 was published on 2021-11-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:montala:resourcespace:9.6:-:*:*:*:*:*:*

More vulnerabilities in Montala Resourcespace

CVE-2021-41765 — Critical (CVSS 9.8): A SQL injection issue in pages/edit_fields/9_ajax/add_keyword.php of ResourceSpace 9.5 and 9.6 < rev 18274 allows…
CVE-2019-25662 — High (CVSS 8.2): ResourceSpace 8.6 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary…
CVE-2015-6915 — High (CVSS 7.5): SQL injection vulnerability in Montala Limited ResourceSpace 7.3.7009 and earlier allows remote attackers to execute…
CVE-2015-3648 — High (CVSS 7.5): Directory traversal vulnerability in pages/setup.php in Montala Limited ResourceSpace before 7.2.6727 allows remote…
CVE-2019-25693 — High (CVSS 7.1): ResourceSpace 8.6 contains an SQL injection vulnerability that allows authenticated attackers to execute arbitrary SQL…
CVE-2022-31260 — Medium (CVSS 6.5): In Montala ResourceSpace through 9.8 before r19636, csv_export_results_metadata.php allows attackers to export…

All CVEs affecting Montala Resourcespace →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →