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CVE-2023-26261

29
FAUCET Score

CVE-2023-26261 is a critical blind XPath injection vulnerability affecting UBIKA WAAP Gateway/Cloud versions through 6.10, allowing for authentication bypass by stealing another user's session. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network without authentication, leading to high impact on confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, organizations should prioritize patching to versions 6.11.0 or 6.5.6-patch15.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.11.0CPE matchmatch criteria
cpe:2.3:a:ubikasec:waap_cloud:*:*:*:*:*:*:*:*
< 6.11.0CPE matchmatch criteria
cpe:2.3:a:ubikasec:waap_gateway:*:*:*:*:*:*:*:*
< 6.5.6CPE matchmatch criteria
cpe:2.3:a:ubikasec:waap_cloud:*:*:*:*:*:*:*:*
6.5.6CPE matchmatch criteria
cpe:2.3:a:ubikasec:waap_cloud:6.5.6:-:*:*:*:*:*:*
< 6.5.6CPE matchmatch criteria
cpe:2.3:a:ubikasec:waap_gateway:*:*:*:*:*:*:*:*

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
0.84%
Probability of exploitation in next 30 days
EPSS Percentile
54.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0084 is in the 38th percentile among its peer group of 36,862 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

documentation.ubikasec.com / x/CQDAAw
Product
gist.github.com / Jakick/7d1635b886654ddd0e476b3c79a7ba9f
Third Party Advisory