CVE catalog
CVE-2017-8812
mediawiki affected and fixed versions
MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows remote attackers to inject > (greater than) characters via the id attribute of a headline.
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.57% · Oct 27, 2026
Projects and upstream resources
Reported versions and fixes
Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debiantrixie-security | mediawiki | 1:1.43.9+dfsg-1~deb13u1 | Fixed | [CVE-2017-8812] |
| Debiantrixie | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debiantrixie | mediawiki | 1:1.43.9+dfsg-1~deb13u1 | Fixed | [CVE-2017-8812] |
| Debiansid | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debiansid | mediawiki | 1:1.43.11+dfsg-3 | Fixed | [CVE-2017-8812] |
| Debianforky | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debianforky | mediawiki | 1:1.43.11+dfsg-1 | Fixed | [CVE-2017-8812] |
| Debianbookworm-security | mediawiki | 1:1.39.17-1+deb12u2 | Fixed | [CVE-2017-8812] |
| Debianbookworm | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debianbookworm | mediawiki | 1:1.39.17-1+deb12u2 | Fixed | [CVE-2017-8812] |
Provider details and historical evidence
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debianbookworm | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debianbookworm | mediawiki | 1:1.39.17-1+deb12u2 | Fixed | [CVE-2017-8812] |
| Debianbookworm-security | mediawiki | 1:1.39.17-1+deb12u2 | Fixed | [CVE-2017-8812] |
| Debianforky | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debianforky | mediawiki | 1:1.43.11+dfsg-1 | Fixed | [CVE-2017-8812] |
| Debiansid | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debiansid | mediawiki | 1:1.43.11+dfsg-3 | Fixed | [CVE-2017-8812] |
| Debiantrixie | mediawiki | 1:1.27.4-1 | FixedDistribution-reported fixed boundary | [CVE-2017-8812] |
| Debiantrixie | mediawiki | 1:1.43.9+dfsg-1~deb13u1 | Fixed | [CVE-2017-8812] |
| Debiantrixie-security | mediawiki | 1:1.43.9+dfsg-1~deb13u1 | Fixed | [CVE-2017-8812] |
Original provider fields
{
"package_releases": [
{
"name": "mediawiki",
"status": "fixed",
"release": "sid",
"version": "1:1.43.11+dfsg-3"
},
{
"name": "mediawiki",
"status": "fixed",
"release": "forky",
"version": "1:1.43.11+dfsg-1"
},
{
"name": "mediawiki",
"status": "fixed",
"release": "trixie",
"version": "1:1.43.9+dfsg-1~deb13u1"
},
{
"name": "mediawiki",
"status": "fixed",
"release": "trixie-security",
"version": "1:1.43.9+dfsg-1~deb13u1"
},
{
"name": "mediawiki",
"status": "fixed",
"release": "bookworm",
"version": "1:1.39.17-1+deb12u2"
},
{
"name": "mediawiki",
"status": "fixed",
"release": "bookworm-security",
"version": "1:1.39.17-1+deb12u2"
}
],
"fixed_versions": [
{
"bug": null,
"name": "mediawiki",
"type": "source",
"origin": null,
"release": "sid",
"urgency": "not yet assigned",
"fixed_version": "1:1.27.4-1"
},
{
"bug": null,
"name": "mediawiki",
"type": "source",
"origin": null,
"release": "forky",
"urgency": "not yet assigned",
"fixed_version": "1:1.27.4-1"
},
{
"bug": null,
"name": "mediawiki",
"type": "source",
"origin": null,
"release": "trixie",
"urgency": "not yet assigned",
"fixed_version": "1:1.27.4-1"
},
{
"bug": null,
"name": "mediawiki",
"type": "source",
"origin": null,
"release": "bookworm",
"urgency": "not yet assigned",
"fixed_version": "1:1.27.4-1"
}
],
"distribution_packages": []
}OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [mediawiki]Unknown
Details (4)
1:1.39.17-1+deb12u2· all · bookwormFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookwormFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookworm-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookworm-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
- [mediawiki-classes]Unknown
Source package: [mediawiki]
Details (4)
1:1.39.17-1+deb12u2· all · bookwormFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookwormFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookworm-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
1:1.39.17-1+deb12u2· all · bookworm-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · bookworm; dsa · mediawiki · debian · 12
[Debian 13 (Trixie)]
- [mediawiki]Unknown
Details (4)
1:1.43.9+dfsg-1~deb13u1· all · trixieFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixieFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixie-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixie-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
- [mediawiki-classes]Unknown
Source package: [mediawiki]
Details (4)
1:1.43.9+dfsg-1~deb13u1· all · trixieFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixieFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixie-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
1:1.43.9+dfsg-1~deb13u1· all · trixie-securityFixed · Fixed:
1:1.27.4-1dsa · mediawiki · debian · 13
Observed: