How severe is CVE-2026-22560?

CVE-2026-22560 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2026-22560 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-2026-22560?

CVE-2026-22560 affects Rocket.chat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22560?

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

Does CVE-2026-22560 have an EU (EUVD) identifier?

Yes. CVE-2026-22560 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21500.

When was CVE-2026-22560 published?

CVE-2026-22560 was published on 2026-04-10 and last updated on 2026-06-17.

CVE-2026-22560

CVE-2026-22560 is a medium-severity vulnerability in Rocket.chat with a CVSS 3.x base score of 5.3. 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-601.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21500
Weakness: CWE-601
Affected product: Rocket.chat
Published: 2026-04-10
Last modified: 2026-06-17

Description

An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint.

Frequently asked questions

What is CVE-2026-22560?: An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint.
How severe is CVE-2026-22560?: CVE-2026-22560 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2026-22560 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-2026-22560?: CVE-2026-22560 affects Rocket.chat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22560?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-22560 have an EU (EUVD) identifier?: Yes. CVE-2026-22560 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21500.
When was CVE-2026-22560 published?: CVE-2026-22560 was published on 2026-04-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*

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