How severe is CVE-2025-65031?

CVE-2025-65031 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 none, integrity high, and availability none.

Is CVE-2025-65031 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65031?

CVE-2025-65031 affects Rallly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65031?

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

Does CVE-2025-65031 have an EU (EUVD) identifier?

Yes. CVE-2025-65031 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198236.

When was CVE-2025-65031 published?

CVE-2025-65031 was published on 2025-11-19 and last updated on 2026-06-17.

CVE-2025-65031

CVE-2025-65031 is a medium-severity vulnerability in Rallly 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-285.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-198236
Weakness: CWE-285
Affected product: Rallly
Published: 2025-11-19
Last modified: 2026-06-17

Description

Rallly is an open-source scheduling and collaboration tool. Prior to version 4.5.4, an improper authorization flaw in the comment creation endpoint allows authenticated users to impersonate any other user by altering the authorName field in the API request. This enables attackers to post comments under arbitrary usernames, including privileged ones such as administrators, potentially misleading other users and enabling phishing or social engineering attacks. This issue has been patched in version 4.5.4.

Frequently asked questions

What is CVE-2025-65031?: Rallly is an open-source scheduling and collaboration tool. Prior to version 4.5.4, an improper authorization flaw in the comment creation endpoint allows authenticated users to impersonate any other user by altering the authorName field in the API request. This enables attackers to post comments under arbitrary usernames, including privileged ones such as administrators, potentially misleading other users and enabling phishing or social engineering attacks. This issue has been patched in version 4.5.4.
How severe is CVE-2025-65031?: CVE-2025-65031 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 none, integrity high, and availability none.
Is CVE-2025-65031 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65031?: CVE-2025-65031 affects Rallly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65031?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-65031 have an EU (EUVD) identifier?: Yes. CVE-2025-65031 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198236.
When was CVE-2025-65031 published?: CVE-2025-65031 was published on 2025-11-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rallly:rallly:*:*:*:*:*:*:*:*

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Other CWE-285 (Improper Authorization) vulnerabilities

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