CVE-2026-56049: post snippets Code Injection
CVSS: 8.8v3.1HighDeferred
Published 25-06-2026Last modified 25-06-2026
Vulnerability summary
CVE-2026-56049 is a high (CVSS 8.8) Code Injection vulnerability in post snippets. EPSS estimates a 0.58% chance of exploitation in the next 30 days, higher than 46.8% of scored vulnerabilities. Fixed in 4.1.0.
CVSS score
8.8/10
010
High · v3.1 (wordfence)EPSS score
0.58%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 25-06-2026PublishedVulnerability first disclosed.
- 25-06-2026Last modifiedVulnerability information updated.
Description
Contributor Remote Code Execution (RCE) in Post Snippets <= 4.0.19 versions.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.8Preferred score · wordfence (Source)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources3 sources · 8.5–8.8
- CVE.orgCNA8.5HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HDiffers
- NVDNIST8.5HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.58%
Chance of exploitation in the next 30 days
Percentile
47%
Versus all other CVEs
30-day change
0.00 pp
From 0.58% on 20-09-2026
20-09-202620-10-2026
EPSS score0.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Post snippets1 product
- post snippets≥ n/a, ≤ 4.0.19
Wordpress1 product
- post-snippets≤ 4.0.19 (fixed in 4.1.0)
2 vendors · 2 products
References
2 links- patchstack.com/database/…VDB Entry