CVE-2023-1147 json
Cross-site Scripting (XSS) - Stored in flatpressblog/flatpress
published 2023-03-02 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-23430
- cvss
- 6.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 41%
- public exploits
- 0
- none known
Summary
Cross-site Scripting (XSS) - Stored in GitHub repository flatpressblog/flatpress prior to 1.3.
Patch / fix
- flatpressblog flatpressblog/flatpress 1.3
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction
0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- huntr.dev https://huntr.dev/bounties/187f5353-f866-4d26-a5ba-fca378520020 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected products
- flatpressblog flatpressblog/flatpress
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/flatpressblog/flatpress/commit/264217f318a8852c4f3e34350d4a0e1363cdd727
patch
-
huntr.dev
/bounties/187f5353-f866-4d26-a5ba-fca378520020
exploit, patch, third-party-advisory
Sources
- CVE List CVE-2023-1147
- NVD CVE-2023-1147
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.