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CVE-2026-27969

32
FAUCET Score

CVE-2026-27969 is a high-severity path

Impacted Technologies

VendorProductVersion(s)CPE
< 22.0.4CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:vitess:*:*:*:*:*:*:*:*
>= 23.0.0, < 23.0.3CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:vitess:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

9.3CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
PASSIVE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
LOW
SS Confidentiality
LOW
SS Integrity
HIGH
SS Availability
HIGH
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 21st percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: vitess.io/vitessFixed in: 0.22.4
gopatch availablevia ghsa
Product: vitess.io/vitessFixed in: 0.23.3
microsoftpatch availablevia msrc
Product: cbl2 vitess 17.0.7-14 on CBL Mariner 2.0Fixed in: 17.0.7-15
microsoftpatch availablevia msrc
Product: 17547-17084Fixed in: 19.0.4-8
microsoftpatch availablevia msrc
Product: 20968-17084Fixed in: 19.0.4-8
microsoftpatch availablevia msrc
Product: 20946-17086Fixed in: 17.0.7-15
microsoftpatch availablevia msrc
Product: azl3 vitess 19.0.4-9 on Azure Linux 3.0Fixed in: 19.0.4-8
microsoftpatch availablevia msrc
Product: azl3 vitess 19.0.4-7 on Azure Linux 3.0Fixed in: 19.0.4-8

Vendor Advisories (2)

goGHSA-r492-hjgh-c9gwcritical

Vitess users with backup storage access can write to arbitrary file paths on restore

Feb 27, 2026
microsoft2026-Feb/CVE-2026-27969Critical

Vitess users with backup storage access can write to arbitrary file paths on restore

Feb 10, 2026

References

github.com / vitessio/vitess/commit/c565cab615bc962bda061dcd645aa7506c59ca4a
Patch
github.com / vitessio/vitess/pull/19470
Issue TrackingPatch
github.com / vitessio/vitess/security/advisories/GHSA-r492-hjgh-c9gw
PatchVendor Advisory