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Fencer Vulns
medium 4.6

CVE-2023-0736 json

Cross-site Scripting (XSS) - Stored in wallabag/wallabag

published 2023-02-07 3 y ago modified 2026-06-17 4 mo ago also GHSA-3x2c-87cq-qx49 , EUVD-2023-0617

cvss
4.6
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

Cross-site Scripting (XSS) - Stored in GitHub repository wallabag/wallabag prior to 2.5.4.

Patch / fix

  • packagist wallabag/wallabag 2.5.4
  • wallabag wallabag/wallabag 2.5.4

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/7e6f9614-6a96-4295-83f0-06a240be844e referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 4.6 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/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
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist wallabag/wallabag
<2.5.4
2.5.4

Affected products

  • wallabag wallabag/wallabag

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

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.