CVE-2023-0549
YAFNET Private Message PostPrivateMessage cross site scripting
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability, which was classified as problematic, has been found in YAFNET up to 3.1.10. This issue affects some unknown processing of the file /forum/PostPrivateMessage of the component Private Message Handler. The manipulation of the argument subject/message leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.11 is able to address this issue. The identifier of the patch is 2237a9d552e258a43570bb478a92a5505e7c8797. It is recommended to upgrade the affected component. The identifier VDB-219665 was assigned to this vulnerability.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
Timeline
ID reserved
By VulDB
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 3.1 | Low3.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| VulDBCNA (assigner) | 3.0 | Low3.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| VulDBCNA (assigner) | 2.0 | Medium4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.71% · top 46% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Weakness
Affected products
YAFNET
- affected 3.1.0
- affected 3.1.1
- affected 3.1.2
- affected 3.1.3
- affected 3.1.4
- affected 3.1.5
- affected 3.1.6
- affected 3.1.7
- affected 3.1.8
- affected 3.1.9
- affected 3.1.10
References (6)
- https://vuldb.com/?id.219665 (opens in a new tab)vdb-entrytechnical-descriptionx_transferred
- https://vuldb.com/?ctiid.219665 (opens in a new tab)signaturepermissions-requiredx_transferred
- https://drive.google.com/drive/folders/1ct6Tp_cnsYO8L_JSvlBCf_Ae7KW3JAcD?usp=sharing (opens in a new tab)exploitx_transferred
- https://github.com/YAFNET/YAFNET/security/advisories/GHSA-4hwx-678w-9cp5 (opens in a new tab)relatedx_transferred
- https://github.com/YAFNET/YAFNET/commit/2237a9d552e258a43570bb478a92a5505e7c8797 (opens in a new tab)patchx_transferred
- https://github.com/YAFNET/YAFNET/releases/tag/v3.1.11 (opens in a new tab)patchx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-0549)Record last updated .