How severe is CVE-2025-2777?

CVE-2025-2777 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.

Is CVE-2025-2777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 79% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-2777?

CVE-2025-2777 affects Sysaid. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-2777?

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

Does CVE-2025-2777 have an EU (EUVD) identifier?

Yes. CVE-2025-2777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13877.

When was CVE-2025-2777 published?

CVE-2025-2777 was published on 2025-05-07 and last updated on 2026-06-17.

CVE-2025-2777

CVE-2025-2777 is a critical-severity vulnerability in Sysaid with a CVSS 3.x base score of 9.3. Its EPSS exploit-prediction score of 79% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-611.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
EPSS exploit prediction: 79% (100th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-13877
Weakness: CWE-611
Affected product: Sysaid
Published: 2025-05-07
Last modified: 2026-06-17

Description

SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the lshw processing functionality, allowing for administrator account takeover and file read primitives.

Frequently asked questions

What is CVE-2025-2777?: SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the lshw processing functionality, allowing for administrator account takeover and file read primitives.
How severe is CVE-2025-2777?: CVE-2025-2777 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability low.
Is CVE-2025-2777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 79% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-2777?: CVE-2025-2777 affects Sysaid. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-2777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-2777 have an EU (EUVD) identifier?: Yes. CVE-2025-2777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13877.
When was CVE-2025-2777 published?: CVE-2025-2777 was published on 2025-05-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sysaid:sysaid:*:*:*:*:on-premises:*:*:*

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