6.5

CVE-2023-45050: automattic jetpack Cross-site Scripting

CVSS: 6.5v3.1MediumModified
Published 30-11-2023Last modified 28-04-2026
Open JSON

Vulnerability summary

CVE-2023-45050 is a medium (CVSS 6.5) Cross-site Scripting vulnerability in automattic jetpack. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 46% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 12.8-a.3.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.57%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 30-11-2023
    PublishedVulnerability first disclosed.
  2. 28-04-2026
    Last modifiedVulnerability information updated.

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Automattic Jetpack – WP Security, Backup, Speed, & Growth allows Stored XSS.This issue affects Jetpack – WP Security, Backup, Speed, & Growth: from n/a through 12.8-a.1.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.57%

Chance of exploitation in the next 30 days

Percentile

46%

Versus all other CVEs

30-day change

0.00 pp

From 0.57% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (patchstack.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Automattic2 products
Wordpress1 product
  • jetpack≤ 12.8-a.1 (fixed in 12.8-a.3)

2 vendors · 3 products

References

3 links