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CVE-2022-35741

35
FAUCET Score

CVE-2022-35741 is a critical XML External Entity (XXE) injection vulnerability affecting Apache CloudStack versions 4.5.0 and later, specifically within its SAML 2.0 authentication Service Provider plugin. This vulnerability, with a CVSS score of 9.8, allows unauthenticated attackers to achieve arbitrary file reading, denial of service, or server-side request forgery if the SAML 2.0 plugin is enabled. While the plugin is not enabled by default, its activation exposes the CloudStack management server to severe compromise. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.5.0, < 4.16.1.1CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:*:*:*:*:*:*:*:*
4.17.0.0CPE matchmatch criteria
cpe:2.3:a:apache:cloudstack:4.17.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
7.94%
Probability of exploitation in next 30 days
EPSS Percentile
94.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0794 is in the 89th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

lists.apache.org / thread/hwhxvtwp1d5dsm156bsf1cnyvtmrfv3f
Issue TrackingMailing ListMitigationPatchVendor Advisory
openwall.com / lists/oss-security/2022/07/18/2
Mailing ListMitigationThird Party Advisory
openwall.com / lists/oss-security/2022/07/20/1
Mailing ListMitigationThird Party Advisory