CVE-2023-27431: WordPress Big Store Theme <= 1.9.3 is vulnerable to Cross Site Request Forgery (CSRF)
Modified
Published 12-11-2023Last modified 28-04-2026
Vulnerability summary
CVE-2023-27431 is a high (CVSS 8.8) Cross-Site Request Forgery (CSRF) vulnerability in themehunk big_store. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.8% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
0.31%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 12-11-2023PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Cross-Site Request Forgery (CSRF) vulnerability in ThemeHunk Big Store theme <= 1.9.3 versions.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSources3 sources · 4.3–8.8
- CVE.orgCNA4.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NDiffers
- wordfenceSource4.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NDiffers
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.31% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Themehunk1 product
- big_store≥ n/a, ≤ 1.9.3 | ≤ 1.9.3
Wordpress1 product
- big-store≤ 1.9.3 (fixed in 1.9.4)
2 vendors · 2 products