CVE-2023-1549: ad_inserter_project ad_inserter Deserialization of Untrusted Data
CVSS: 7.2v3.1HighModified
Published 15-05-2023Last modified 24-01-2025
Vulnerability summary
CVE-2023-1549 is a high (CVSS 7.2) Deserialization of Untrusted Data vulnerability in ad_inserter_project ad_inserter. EPSS estimates a 16.90% chance of exploitation in the next 30 days, higher than 97% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.2/10
010
High · v3.1 (CVE.org)EPSS score
16.90%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 15-05-2023PublishedVulnerability first disclosed.
- 24-01-2025Last modifiedVulnerability information updated.
Description
The Ad Inserter WordPress plugin before 2.7.27 unserializes user input provided via the settings, which could allow high privilege users such as admin to perform PHP Object Injection when a suitable gadget is present
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- NVDNIST7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- wordfenceSource7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
16.90%
Chance of exploitation in the next 30 days
Percentile
97%
Versus all other CVEs
30-day change
0.00 pp
From 16.90% on 21-09-2026
21-09-202621-10-2026
EPSS score16.90%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Ad_inserter_project1 product
- ad_inserter< 2.7.27
Unknown1 product
- ad inserter< 2.7.27
Wordpress1 product
- ad-inserter≤ 2.7.25 (fixed in 2.7.26)
3 vendors · 3 products