How severe is CVE-2026-82778?

CVE-2026-82778 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-82778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-82778?

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

When was CVE-2026-82778 published?

CVE-2026-82778 was published on 2026-09-14 and last updated on 2026-09-16.

CVE-2026-82778

CVE-2026-82778 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-548.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v4: 5.3
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-548
Published: 2026-09-14
Last modified: 2026-09-16

Description

An exposure of information through directory listing issue exists in CONPROSYS PAC Series. Accessing a specific URL on this product may allow a remote unauthenticated attacker to obtain the directory list without authentication.

Frequently asked questions

What is CVE-2026-82778?: An exposure of information through directory listing issue exists in CONPROSYS PAC Series. Accessing a specific URL on this product may allow a remote unauthenticated attacker to obtain the directory list without authentication.
How severe is CVE-2026-82778?: CVE-2026-82778 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-82778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-82778?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-82778 published?: CVE-2026-82778 was published on 2026-09-14 and last updated on 2026-09-16.

References

Other CWE-548 vulnerabilities

CVE-2025-28170 — High (CVSS 7.6): Grandstream Networks GXP1628 <=1.0.4.130 is vulnerable to Incorrect Access Control. The device is configured with…
CVE-2025-32750 — High (CVSS 7.5): Dell PowerFlex Manager, version(s) <=4.6.2, contain(s) an Exposure of Information Through Directory Listing…
CVE-2020-36921 — High (CVSS 7.5): RED-V Super Digital Signage System 5.1.1 contains an information disclosure vulnerability that allows unauthenticated…
CVE-2022-50788 — High (CVSS 7.5): SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an information disclosure vulnerability that allows unauthenticated…
CVE-2021-47718 — High (CVSS 7.5): OpenBMCS 2.4 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive…
CVE-2024-22082 — High (CVSS 7.5): An issue was discovered in Elspec G5 digital fault recorder versions 1.1.4.15 and before. Unauthenticated directory…

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