How severe is CVE-2026-50741?

CVE-2026-50741 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-50741 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-50741?

CVE-2026-50741 affects Revive-adserver Revive Adserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-50741?

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

Does CVE-2026-50741 have an EU (EUVD) identifier?

Yes. CVE-2026-50741 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39602.

When was CVE-2026-50741 published?

CVE-2026-50741 was published on 2026-06-26 and last updated on 2026-06-29.

CVE-2026-50741

CVE-2026-50741 is a high-severity vulnerability in Revive-adserver Revive Adserver with a CVSS 3.x base score of 8.8. 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-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 4% (91st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-39602
Weakness: CWE-94
Affected product: Revive-adserver Revive Adserver
Published: 2026-06-26
Last modified: 2026-06-29

Description

Bypass to the fix for CVE-2026-34916. Variants of such vectors have been also reported by phucrio and offsetmd. The fix can be bypassed either by sending a disallowed but otherwise valid plugin identifier as `type`, or using the `ox.setChannelTargeting` XML-RPC API method.

Frequently asked questions

What is CVE-2026-50741?: Bypass to the fix for CVE-2026-34916. Variants of such vectors have been also reported by phucrio and offsetmd. The fix can be bypassed either by sending a disallowed but otherwise valid plugin identifier as `type`, or using the `ox.setChannelTargeting` XML-RPC API method.
How severe is CVE-2026-50741?: CVE-2026-50741 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-50741 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-50741?: CVE-2026-50741 affects Revive-adserver Revive Adserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-50741?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-50741 have an EU (EUVD) identifier?: Yes. CVE-2026-50741 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39602.
When was CVE-2026-50741 published?: CVE-2026-50741 was published on 2026-06-26 and last updated on 2026-06-29.

References

Affected products (1)

cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*

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CVE-2017-5830 — Critical (CVSS 9.8): Revive Adserver before 4.0.1 allows remote attackers to execute arbitrary code via serialized data in the cookies…
CVE-2016-9470 — Critical (CVSS 9.0): Revive Adserver before 3.2.5 and 4.0.0 suffers from Reflected File Download. `www/delivery/asyncspc.php` was vulnerable…
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