CVE-2026-48910

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-07-30. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.6%CVSS: 6.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

A carefully crafted editing request could trigger an XSS vulnerability on Apache JSPWiki when parsing errors on the markdown renderer, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim.

This issue affects Apache JSPWiki: through 2.12.3.

Users are recommended to upgrade to version 2.12.4, which fixes the issue.

CVSS v3
6.5
EG Score
6.5MEDIUMmedium confidence
EG Risk
34
EG Risk 34/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity65% × 45%
Exploitation1% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track or Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
0.6%
EPSS %ILE
44th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track or Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

July 30, 2026

Last Modified

August 5, 2026

Advisory Details (2)

Auto-updated Jul 30, 2026
Fix named in the CVE record.
generic

oss-security - CVE-2026-48910: Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing

http://www.openwall.com/lists/oss-security/2026/07/30/18
generic
https://lists.apache.org/thread/yvbdjnocw5qq3xkbjs9h77ghlg0bsw2c

Vendor Advisories for CVE-2026-48910(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 62× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 166 total refreshes for this CVE.

  1. 2026-10-04 23:22 UTCEPSS rescore
  2. 2026-10-04 06:38 UTCEG score recompute
  3. 2026-10-04 06:38 UTCGHSA enrichment
  4. 2026-10-03 14:25 UTCEPSS rescore
  5. 2026-10-02 16:57 UTCEG score recompute
  6. 2026-10-02 16:57 UTCGHSA enrichment
  7. 2026-10-01 19:50 UTCEPSS rescore
  8. 2026-10-01 02:54 UTCEG score recompute
  9. 2026-10-01 02:54 UTCGHSA enrichment
  10. 2026-09-30 15:03 UTCEPSS rescore
  11. 2026-09-29 06:53 UTCEG score recompute
  12. 2026-09-29 06:53 UTCGHSA enrichment
  13. 2026-09-28 13:51 UTCEPSS rescore
  14. 2026-09-27 19:00 UTCEG score recompute
  15. 2026-09-27 19:00 UTCGHSA enrichment
  16. 2026-09-27 13:48 UTCEPSS rescore
  17. 2026-09-26 15:59 UTCEPSS rescore
  18. 2026-09-26 00:27 UTCEPSS rescore
  19. 2026-09-25 04:56 UTCEG score recompute
  20. 2026-09-25 04:56 UTCGHSA enrichment
  21. 2026-09-23 21:29 UTCEG score recompute
  22. 2026-09-23 21:29 UTCGHSA enrichment
  23. 2026-09-23 17:53 UTCEPSS rescore
  24. 2026-09-22 15:13 UTCEG score recompute
  25. 2026-09-22 15:13 UTCGHSA enrichment
Show 75 more
  1. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 03:41 UTCEG score recompute
  3. 2026-09-20 03:41 UTCGHSA enrichment
  4. 2026-09-19 04:15 UTCEG score recompute
  5. 2026-09-19 04:15 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-18 03:55 UTCEG score recompute
  8. 2026-09-18 03:55 UTCGHSA enrichment
  9. 2026-09-17 04:45 UTCEG score recompute
  10. 2026-09-17 04:45 UTCGHSA enrichment
  11. 2026-09-16 14:08 UTCEPSS rescore
  12. 2026-09-16 05:35 UTCEG score recompute
  13. 2026-09-16 05:35 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-15 03:18 UTCEG score recompute
  16. 2026-09-15 03:18 UTCGHSA enrichment
  17. 2026-09-14 03:40 UTCEG score recompute
  18. 2026-09-14 03:40 UTCGHSA enrichment
  19. 2026-09-13 16:47 UTCEPSS rescore
  20. 2026-09-13 04:30 UTCEG score recompute
  21. 2026-09-13 04:30 UTCGHSA enrichment
  22. 2026-09-12 05:20 UTCEG score recompute
  23. 2026-09-12 05:20 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 06:09 UTCEG score recompute
  26. 2026-09-11 06:09 UTCGHSA enrichment
  27. 2026-09-10 09:35 UTCEPSS rescore
  28. 2026-09-10 06:58 UTCGHSA enrichment
  29. 2026-09-09 07:14 UTCEG score recompute
  30. 2026-09-09 07:14 UTCGHSA enrichment
  31. 2026-09-08 22:01 UTCEPSS rescore
  32. 2026-09-07 19:52 UTCEG score recompute
  33. 2026-09-07 19:52 UTCGHSA enrichment
  34. 2026-09-07 16:01 UTCEPSS rescore
  35. 2026-09-06 13:47 UTCEPSS rescore
  36. 2026-09-06 09:51 UTCEG score recompute
  37. 2026-09-06 09:51 UTCGHSA enrichment
  38. 2026-09-05 10:41 UTCEG score recompute
  39. 2026-09-05 10:41 UTCGHSA enrichment
  40. 2026-09-04 11:27 UTCEG score recompute
  41. 2026-09-04 11:27 UTCGHSA enrichment
  42. 2026-09-04 05:06 UTCEPSS rescore
  43. 2026-09-02 14:12 UTCEPSS rescore
  44. 2026-09-01 22:43 UTCEG score recompute
  45. 2026-09-01 22:43 UTCGHSA enrichment
  46. 2026-09-01 13:54 UTCEPSS rescore
  47. 2026-09-01 04:40 UTCEPSS rescore
  48. 2026-08-31 23:32 UTCGHSA enrichment
  49. 2026-08-30 21:44 UTCEG score recompute
  50. 2026-08-30 21:44 UTCGHSA enrichment
  51. 2026-08-30 19:17 UTCEPSS rescore
  52. 2026-08-30 01:22 UTCEPSS rescore
  53. 2026-08-29 22:33 UTCEG score recompute
  54. 2026-08-29 22:33 UTCGHSA enrichment
  55. 2026-08-28 21:41 UTCEPSS rescore
  56. 2026-08-27 21:57 UTCEG score recompute
  57. 2026-08-27 21:57 UTCGHSA enrichment
  58. 2026-08-27 14:25 UTCEPSS rescore
  59. 2026-08-26 22:47 UTCEG score recompute
  60. 2026-08-26 22:47 UTCGHSA enrichment
  61. 2026-08-26 14:46 UTCEPSS rescore
  62. 2026-08-25 23:36 UTCEG score recompute
  63. 2026-08-25 23:36 UTCGHSA enrichment
  64. 2026-08-25 13:49 UTCEPSS rescore
  65. 2026-08-25 00:25 UTCEG score recompute
  66. 2026-08-25 00:24 UTCGHSA enrichment
  67. 2026-08-24 01:14 UTCGHSA enrichment
  68. 2026-08-23 02:03 UTCEG score recompute
  69. 2026-08-23 02:03 UTCGHSA enrichment
  70. 2026-08-23 00:19 UTCEPSS rescore
  71. 2026-08-22 02:53 UTCEG score recompute
  72. 2026-08-22 02:53 UTCGHSA enrichment
  73. 2026-08-21 23:49 UTCEPSS rescore
  74. 2026-08-21 03:42 UTCEG score recompute
  75. 2026-08-21 03:42 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2026-48910?
CVE-2026-48910 is a medium vulnerability published on July 30, 2026. A carefully crafted editing request could trigger an XSS vulnerability on Apache JSPWiki when parsing errors on the markdown renderer, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim. This issue affects Apache JSPWiki:…
When was CVE-2026-48910 disclosed?
CVE-2026-48910 was first published on July 30, 2026, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48910 actively exploited?
CVE-2026-48910 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.6% probability of exploitation in the next 30 days (44th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-48910?
CVE-2026-48910 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-48910?
A fix for CVE-2026-48910 is available — its CVE record says: "Users are recommended to upgrade to version 2.12.4, which fixes the issue." The vendor advisories EchelonGraph has for CVE-2026-48910 are linked in the Vendor Advisories panel on this page.

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