How severe is CVE-2026-82074?

CVE-2026-82074 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-82074 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-82074?

CVE-2026-82074 affects Mongodb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-82074?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-82074 published?

CVE-2026-82074 was published on 2026-09-08 and last updated on 2026-09-16.

CVE-2026-82074

CVE-2026-82074 is a medium-severity vulnerability in Mongodb with a CVSS 3.x base score of 6.5. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Mongodb
Published: 2026-09-08
Last modified: 2026-09-16

Description

MongoDB Server contains an incorrect authorization vulnerability in the aggregation framework. An authenticated user with minimal privileges can craft a specially formatted aggregation request that causes the server's authorization subsystem to evaluate a different operation than what is actually executed, resulting in unauthorized read access to collection data within the target database.

Frequently asked questions

What is CVE-2026-82074?: MongoDB Server contains an incorrect authorization vulnerability in the aggregation framework. An authenticated user with minimal privileges can craft a specially formatted aggregation request that causes the server's authorization subsystem to evaluate a different operation than what is actually executed, resulting in unauthorized read access to collection data within the target database.
How severe is CVE-2026-82074?: CVE-2026-82074 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-82074 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-82074?: CVE-2026-82074 affects Mongodb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-82074?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-82074 published?: CVE-2026-82074 was published on 2026-09-08 and last updated on 2026-09-16.

References

https://jira.mongodb.org/browse/SERVER-132275

Affected products (1)

cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*

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Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-75745 — Critical (CVSS 10.0): Adobe Experience Manager Forms JEE is affected by an Incorrect Authorization vulnerability that could result in…
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CVE-2026-69555 — Critical (CVSS 10.0): Incorrect authorization in Azure Arc allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-71398 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-27302 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-48449 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…

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Threat intelligence

Threat-intel indicators referencing this CVE:

138.197.130.35 (ipv4-addr)
18.228.228.159 (ipv4-addr)
3.19.213.118 (ipv4-addr)