CVE-2026-109323: getgrav grav-plugin-star-ratings Missing Authorization
Vulnerability summary
CVE-2026-109323 is a medium (CVSS 6.9) Missing Authorization vulnerability in getgrav grav-plugin-star-ratings. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.6% of scored vulnerabilities.
Timeline
- 12-10-2026PublishedVulnerability first disclosed.
- 13-10-2026Last modifiedVulnerability information updated.
Description
Grav Star Ratings 2.0.1 through 2.0.3 contains a missing authorization vulnerability that allows unauthenticated visitors to vote by bypassing client-only vote_access and readonly enforcement. Attackers can use the anonymous nonce emitted by getData() to submit votes directly to addVote(), manipulating restricted or disabled ratings and aggregate rating output.
CVSS metrics
4 scores · 2 sources · 2 versions- CVE.orgCNA6.9MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- CVE.orgCNA5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Getgrav1 product
- grav-plugin-star-ratings≥ 2.0.1, < 2.0.4
1 vendor · 1 product
References
2 links- www.vulncheck.com/advisories/…Third Party Advisory